52402425 has 24 divisors (see below), whose sum is σ = 88280064. Its totient is φ = 27418560.

The previous prime is 52402417. The next prime is 52402433. The reversal of 52402425 is 52420425.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52402417) and next prime (52402433).

It is not a de Polignac number, because 52402425 - 2³ = 52402417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52402395 and 52402404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2617 + ... + 10566.

It is an arithmetic number, because the mean of its divisors is an integer number (3678336).

Almost surely, 2^52402425 is an apocalyptic number.

It is an amenable number.

52402425 is a deficient number, since it is larger than the sum of its proper divisors (35877639).

52402425 is a wasteful number, since it uses less digits than its factorization.

52402425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13249 (or 13244 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 52402425 is about 7238.9519269021. The cubic root of 52402425 is about 374.2114987597.

The spelling of 52402425 in words is "fifty-two million, four hundred two thousand, four hundred twenty-five".