57464378 has 4 divisors (see below), whose sum is σ = 86196570. Its totient is φ = 28732188.

The previous prime is 57464357. The next prime is 57464401. The reversal of 57464378 is 87346475.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 30393169 + 27071209 = 5513^2 + 5203^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14366093 + ... + 14366096.

Almost surely, 2^57464378 is an apocalyptic number.

57464378 is a deficient number, since it is larger than the sum of its proper divisors (28732192).

57464378 is a wasteful number, since it uses less digits than its factorization.

57464378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28732191.

The product of its digits is 564480, while the sum is 44.

The square root of 57464378 is about 7580.5262350314. The cubic root of 57464378 is about 385.8924100797.

The spelling of 57464378 in words is "fifty-seven million, four hundred sixty-four thousand, three hundred seventy-eight".