5640472 has 24 divisors (see below), whose sum is σ = 10822140. Its totient is φ = 2756000.

The previous prime is 5640463. The next prime is 5640527. The reversal of 5640472 is 2740465.

It is a d-powerful number, because it can be written as 5 + 6⁷ + 4¹⁰ + 0 + 4¹¹ + 7⁶ + 2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5640472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22347 + ... + 22597.

Almost surely, 2^5640472 is an apocalyptic number.

It is an amenable number.

5640472 is a deficient number, since it is larger than the sum of its proper divisors (5181668).

5640472 is a wasteful number, since it uses less digits than its factorization.

5640472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 5640472 is about 2374.9677892553. The cubic root of 5640472 is about 178.0075744788.

The spelling of 5640472 in words is "five million, six hundred forty thousand, four hundred seventy-two".