57067494 has 32 divisors (see below), whose sum is σ = 127166976. Its totient is φ = 16924320.

The previous prime is 57067481. The next prime is 57067499. The reversal of 57067494 is 49476075.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57067499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6097 + ... + 12300.

It is an arithmetic number, because the mean of its divisors is an integer number (3973968).

Almost surely, 2^57067494 is an apocalyptic number.

57067494 is an abundant number, since it is smaller than the sum of its proper divisors (70099482).

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

57067494 is a wasteful number, since it uses less digits than its factorization.

57067494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18460.

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 57067494 is about 7554.3030121911. The cubic root of 57067494 is about 385.0019542263.

The spelling of 57067494 in words is "fifty-seven million, sixty-seven thousand, four hundred ninety-four".