5631090 has 32 divisors (see below), whose sum is σ = 14103936. Its totient is φ = 1436160.

The previous prime is 5631083. The next prime is 5631107. The reversal of 5631090 is 901365.

It is a self number, because there is not a number n which added to its sum of digits gives 5631090.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3391 + ... + 4770.

It is an arithmetic number, because the mean of its divisors is an integer number (440748).

Almost surely, 2^5631090 is an apocalyptic number.

5631090 is an abundant number, since it is smaller than the sum of its proper divisors (8472846).

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

5631090 is a wasteful number, since it uses less digits than its factorization.

5631090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8194.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 5631090 is about 2372.9917825395. The cubic root of 5631090 is about 177.9088242394.

It can be divided in two parts, 563 and 1090, that added together give a triangular number (1653 = T₅₇).

The spelling of 5631090 in words is "five million, six hundred thirty-one thousand, ninety".