57040234 has 8 divisors (see below), whose sum is σ = 87380928. Its totient is φ = 27913260.

The previous prime is 57040201. The next prime is 57040289. The reversal of 57040234 is 43204075.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 57040199 and 57040208.

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, 303312 + ... + 303499.

It is an arithmetic number, because the mean of its divisors is an integer number (10922616).

Almost surely, 2^57040234 is an apocalyptic number.

57040234 is a deficient number, since it is larger than the sum of its proper divisors (30340694).

57040234 is a wasteful number, since it uses less digits than its factorization.

57040234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606860.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 57040234 is about 7552.4985269777. The cubic root of 57040234 is about 384.9406418861.

It can be divided in two parts, 570 and 40234, that added together give a palindrome (40804).

The spelling of 57040234 in words is "fifty-seven million, forty thousand, two hundred thirty-four".