53324390 has 16 divisors (see below), whose sum is σ = 109696032. Its totient is φ = 18282624.

The previous prime is 53324389. The next prime is 53324423. The reversal of 53324390 is 9342335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380819 + ... + 380958.

It is an arithmetic number, because the mean of its divisors is an integer number (6856002).

Almost surely, 2^53324390 is an apocalyptic number.

53324390 is an abundant number, since it is smaller than the sum of its proper divisors (56371642).

53324390 is a wasteful number, since it uses less digits than its factorization.

53324390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761791.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 53324390 is about 7302.3550995552. The cubic root of 53324390 is about 376.3933703790.

The spelling of 53324390 in words is "fifty-three million, three hundred twenty-four thousand, three hundred ninety".