5421390 has 32 divisors (see below), whose sum is σ = 14013216. Its totient is φ = 1334400.

The previous prime is 5421371. The next prime is 5421407. The reversal of 5421390 is 931245.

It is a self number, because there is not a number n which added to its sum of digits gives 5421390.

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, 6561 + ... + 7340.

It is an arithmetic number, because the mean of its divisors is an integer number (437913).

Almost surely, 2^5421390 is an apocalyptic number.

5421390 is an abundant number, since it is smaller than the sum of its proper divisors (8591826).

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

5421390 is a wasteful number, since it uses less digits than its factorization.

5421390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13924.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 5421390 is about 2328.3878542889. The cubic root of 5421390 is about 175.6724062870.

The spelling of 5421390 in words is "five million, four hundred twenty-one thousand, three hundred ninety".