52457794 has 16 divisors (see below), whose sum is σ = 79842168. Its totient is φ = 25846272.

The previous prime is 52457791. The next prime is 52457809. The reversal of 52457794 is 49775425.

It can be written as a sum of positive squares in 4 ways, for example, as 17114769 + 35343025 = 4137^2 + 5945^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52457794.

It is not an unprimeable number, because it can be changed into a prime (52457791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61072 + ... + 61924.

Almost surely, 2^52457794 is an apocalyptic number.

52457794 is a deficient number, since it is larger than the sum of its proper divisors (27384374).

52457794 is a wasteful number, since it uses less digits than its factorization.

52457794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269.

The product of its digits is 352800, while the sum is 43.

The square root of 52457794 is about 7242.7752968044. The cubic root of 52457794 is about 374.3432510797.

The spelling of 52457794 in words is "fifty-two million, four hundred fifty-seven thousand, seven hundred ninety-four".