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122432022 = 2326801779
BaseRepresentation
bin1110100110000…
…10101000010110
322112101012011100
413103002220112
5222320311042
620052050530
73014440446
oct723025026
9275335140
10122432022
1163122a99
1235003a46
131c498bab
1412390126
15ab3624c
hex74c2a16

122432022 has 12 divisors (see below), whose sum is σ = 265269420. Its totient is φ = 40810668.

The previous prime is 122432017. The next prime is 122432069. The reversal of 122432022 is 220234221.

It is a super-2 number, since 2×1224320222 = 29979200022016968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6801779 = 122432022 / (1 + 2 + 2 + 4 + 3 + 2 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 122431986 and 122432004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3400872 + ... + 3400907.

It is an arithmetic number, because the mean of its divisors is an integer number (22105785).

Almost surely, 2122432022 is an apocalyptic number.

122432022 is an abundant number, since it is smaller than the sum of its proper divisors (142837398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122432022 is a wasteful number, since it uses less digits than its factorization.

122432022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6801787 (or 6801784 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 122432022 is about 11064.9004514275. The cubic root of 122432022 is about 496.5523108540.

Adding to 122432022 its reverse (220234221), we get a palindrome (342666243).

The spelling of 122432022 in words is "one hundred twenty-two million, four hundred thirty-two thousand, twenty-two".

Divisors: 1 2 3 6 9 18 6801779 13603558 20405337 40810674 61216011 122432022