5631408 has 30 divisors (see below), whose sum is σ = 15760524. Its totient is φ = 1877088.

The previous prime is 5631401. The next prime is 5631413. The reversal of 5631408 is 8041365.

It is not an unprimeable number, because it can be changed into a prime (5631401) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 19410 + ... + 19697.

Almost surely, 2^5631408 is an apocalyptic number.

It is an amenable number.

5631408 is an abundant number, since it is smaller than the sum of its proper divisors (10129116).

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

5631408 is a wasteful number, since it uses less digits than its factorization.

5631408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39121 (or 39112 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 5631408 is about 2373.0587856183. The cubic root of 5631408 is about 177.9121731435.

The spelling of 5631408 in words is "five million, six hundred thirty-one thousand, four hundred eight".