57734442 has 24 divisors (see below), whose sum is σ = 125619780. Its totient is φ = 19163520.

The previous prime is 57734441. The next prime is 57734449. The reversal of 57734442 is 24443775.

57734442 is a `hidden beast` number, since 577 + 3 + 44 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 55041561 + 2692881 = 7419^2 + 1641^2 .

It is a super-4 number, since 4×57734442⁴ (a number of 32 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57734397 and 57734406.

It is not an unprimeable number, because it can be changed into a prime (57734441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2317 + ... + 10992.

Almost surely, 2^57734442 is an apocalyptic number.

57734442 is an abundant number, since it is smaller than the sum of its proper divisors (67885338).

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

57734442 is a wasteful number, since it uses less digits than its factorization.

57734442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13558 (or 13555 counting only the distinct ones).

The product of its digits is 94080, while the sum is 36.

The square root of 57734442 is about 7598.3183665861. The cubic root of 57734442 is about 386.4959887165.

The spelling of 57734442 in words is "fifty-seven million, seven hundred thirty-four thousand, four hundred forty-two".