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42992112 = 243895669
BaseRepresentation
bin1010010000000…
…0000111110000
32222220020002110
42210000013300
542001221422
64133245320
71031266302
oct244000760
988806073
1042992112
11222a4679
1212493840
138ba3727
1459d1972
153b9360c
hex29001f0

42992112 has 20 divisors (see below), whose sum is σ = 111063080. Its totient is φ = 14330688.

The previous prime is 42992087. The next prime is 42992143. The reversal of 42992112 is 21129924.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42992112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447787 + ... + 447882.

It is an arithmetic number, because the mean of its divisors is an integer number (5553154).

Almost surely, 242992112 is an apocalyptic number.

It is an amenable number.

42992112 is an abundant number, since it is smaller than the sum of its proper divisors (68070968).

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

42992112 is a wasteful number, since it uses less digits than its factorization.

42992112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895680 (or 895674 counting only the distinct ones).

The product of its digits is 2592, while the sum is 30.

The square root of 42992112 is about 6556.8370423551. The cubic root of 42992112 is about 350.3183824000.

The spelling of 42992112 in words is "forty-two million, nine hundred ninety-two thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 48 895669 1791338 2687007 3582676 5374014 7165352 10748028 14330704 21496056 42992112