57455746 has 8 divisors (see below), whose sum is σ = 88513020. Its totient is φ = 27951408.

The previous prime is 57455737. The next prime is 57455747. The reversal of 57455746 is 64755475.

It can be written as a sum of positive squares in 2 ways, for example, as 55338721 + 2117025 = 7439^2 + 1455^2 .

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

It is not an unprimeable number, because it can be changed into a prime (57455747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388141 + ... + 388288.

Almost surely, 2^57455746 is an apocalyptic number.

57455746 is a deficient number, since it is larger than the sum of its proper divisors (31057274).

57455746 is a wasteful number, since it uses less digits than its factorization.

57455746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776468.

The product of its digits is 588000, while the sum is 43.

The square root of 57455746 is about 7579.9568600356. The cubic root of 57455746 is about 385.8730868618.

The spelling of 57455746 in words is "fifty-seven million, four hundred fifty-five thousand, seven hundred forty-six".