52040456 has 16 divisors (see below), whose sum is σ = 105081900. Its totient is φ = 24018624.

The previous prime is 52040399. The next prime is 52040473. The reversal of 52040456 is 65404025.

It can be written as a sum of positive squares in 2 ways, for example, as 51351556 + 688900 = 7166^2 + 830^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 250091 + ... + 250298.

Almost surely, 2^52040456 is an apocalyptic number.

It is an amenable number.

52040456 is an abundant number, since it is smaller than the sum of its proper divisors (53041444).

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

52040456 is a wasteful number, since it uses less digits than its factorization.

52040456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500408 (or 500404 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 52040456 is about 7213.9071244368. The cubic root of 52040456 is about 373.3478870460.

The spelling of 52040456 in words is "fifty-two million, forty thousand, four hundred fifty-six".