57039358 has 4 divisors (see below), whose sum is σ = 85559040. Its totient is φ = 28519678.

The previous prime is 57039329. The next prime is 57039361. The reversal of 57039358 is 85393075.

It is a happy number.

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

It is a super-2 number, since 2×57039358² = 6506976722104328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 57039358.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14259838 + ... + 14259841.

It is an arithmetic number, because the mean of its divisors is an integer number (21389760).

Almost surely, 2^57039358 is an apocalyptic number.

57039358 is a deficient number, since it is larger than the sum of its proper divisors (28519682).

57039358 is a wasteful number, since it uses less digits than its factorization.

57039358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28519681.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 57039358 is about 7552.4405327020. The cubic root of 57039358 is about 384.9386712903.

The spelling of 57039358 in words is "fifty-seven million, thirty-nine thousand, three hundred fifty-eight".