5252390 has 32 divisors (see below), whose sum is σ = 11110176. Its totient is φ = 1762560.

The previous prime is 5252389. The next prime is 5252411. The reversal of 5252390 is 932525.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407 + ... + 3266.

It is an arithmetic number, because the mean of its divisors is an integer number (347193).

Almost surely, 2^5252390 is an apocalyptic number.

5252390 is an abundant number, since it is smaller than the sum of its proper divisors (5857786).

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

5252390 is a wasteful number, since it uses less digits than its factorization.

5252390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 5252390 is about 2291.8093288928. The cubic root of 5252390 is about 173.8277019057.

The spelling of 5252390 in words is "five million, two hundred fifty-two thousand, three hundred ninety".