52510428 has 18 divisors (see below), whose sum is σ = 132734784. Its totient is φ = 17503464.

The previous prime is 52510427. The next prime is 52510429. The reversal of 52510428 is 82401525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52510427) and next prime (52510429).

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52510427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 729276 + ... + 729347.

Almost surely, 2^52510428 is an apocalyptic number.

It is an amenable number.

52510428 is an abundant number, since it is smaller than the sum of its proper divisors (80224356).

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

52510428 is a wasteful number, since it uses less digits than its factorization.

52510428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458633 (or 1458628 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 52510428 is about 7246.4079377303. The cubic root of 52510428 is about 374.4684094534.

The spelling of 52510428 in words is "fifty-two million, five hundred ten thousand, four hundred twenty-eight".