5640674 has 16 divisors (see below), whose sum is σ = 9427320. Its totient is φ = 2513280.

The previous prime is 5640673. The next prime is 5640683. The reversal of 5640674 is 4760465.

It can be written as a sum of positive squares in 4 ways, for example, as 4906225 + 734449 = 2215^2 + 857^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5640674.

It is not an unprimeable number, because it can be changed into a prime (5640671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2987 + ... + 4494.

Almost surely, 2^5640674 is an apocalyptic number.

5640674 is a deficient number, since it is larger than the sum of its proper divisors (3786646).

5640674 is a wasteful number, since it uses less digits than its factorization.

5640674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7525.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 5640674 is about 2375.0103157671. The cubic root of 5640674 is about 178.0096994252.

The spelling of 5640674 in words is "five million, six hundred forty thousand, six hundred seventy-four".