52405256 has 16 divisors (see below), whose sum is σ = 99727440. Its totient is φ = 25811280.

The previous prime is 52405253. The next prime is 52405259. The reversal of 52405256 is 65250425.

It is an interprime number because it is at equal distance from previous prime (52405253) and next prime (52405259).

It is not an unprimeable number, because it can be changed into a prime (52405253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48350 + ... + 49421.

It is an arithmetic number, because the mean of its divisors is an integer number (6232965).

Almost surely, 2^52405256 is an apocalyptic number.

It is an amenable number.

52405256 is a deficient number, since it is larger than the sum of its proper divisors (47322184).

52405256 is a wasteful number, since it uses less digits than its factorization.

52405256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97844 (or 97840 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 52405256 is about 7239.1474636175. The cubic root of 52405256 is about 374.2182374662.

The spelling of 52405256 in words is "fifty-two million, four hundred five thousand, two hundred fifty-six".