5556390 has 32 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 1269984.

The previous prime is 5556373. The next prime is 5556391. The reversal of 5556390 is 936555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13020 + ... + 13439.

It is an arithmetic number, because the mean of its divisors is an integer number (476280).

Almost surely, 2^5556390 is an apocalyptic number.

5556390 is an abundant number, since it is smaller than the sum of its proper divisors (9684570).

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

5556390 is a wasteful number, since it uses less digits than its factorization.

5556390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26476.

The product of its (nonzero) digits is 20250, while the sum is 33.

The square root of 5556390 is about 2357.1996097064. The cubic root of 5556390 is about 177.1186283819.

The spelling of 5556390 in words is "five million, five hundred fifty-six thousand, three hundred ninety".