52451304 has 16 divisors (see below), whose sum is σ = 131128320. Its totient is φ = 17483760.

The previous prime is 52451299. The next prime is 52451327. The reversal of 52451304 is 40315425.

It is a super-2 number, since 2×52451304² = 5502278582600832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 2185471 = 52451304 / (5 + 2 + 4 + 5 + 1 + 3 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092712 + ... + 1092759.

It is an arithmetic number, because the mean of its divisors is an integer number (8195520).

Almost surely, 2^52451304 is an apocalyptic number.

It is an amenable number.

52451304 is an abundant number, since it is smaller than the sum of its proper divisors (78677016).

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

52451304 is a wasteful number, since it uses less digits than its factorization.

52451304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185480 (or 2185476 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 52451304 is about 7242.3272502698. The cubic root of 52451304 is about 374.3278127135.

Adding to 52451304 its reverse (40315425), we get a palindrome (92766729).

The spelling of 52451304 in words is "fifty-two million, four hundred fifty-one thousand, three hundred four".