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40220053 is a prime number
BaseRepresentation
bin1001100101101…
…1010110010101
32210200101112121
42121123112111
540244020203
63554015541
7665602426
oct231332625
983611477
1040220053
1120780a15
12115775b1
138442a63
1454ad64d
1537e70bd
hex265b595

40220053 has 2 divisors, whose sum is σ = 40220054. Its totient is φ = 40220052.

The previous prime is 40220041. The next prime is 40220069. The reversal of 40220053 is 35002204.

It is an a-pointer prime, because the next prime (40220069) can be obtained adding 40220053 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30935844 + 9284209 = 5562^2 + 3047^2 .

It is a cyclic number.

It is not a de Polignac number, because 40220053 - 25 = 40220021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40220083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110026 + 20110027.

It is an arithmetic number, because the mean of its divisors is an integer number (20110027).

Almost surely, 240220053 is an apocalyptic number.

It is an amenable number.

40220053 is a deficient number, since it is larger than the sum of its proper divisors (1).

40220053 is an equidigital number, since it uses as much as digits as its factorization.

40220053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 40220053 is about 6341.9281768245. The cubic root of 40220053 is about 342.6211850279.

Adding to 40220053 its reverse (35002204), we get a palindrome (75222257).

The spelling of 40220053 in words is "forty million, two hundred twenty thousand, fifty-three".