5627647428 has 48 divisors (see below), whose sum is σ = 14973114240. Its totient is φ = 1629725184.

The previous prime is 5627647391. The next prime is 5627647447. The reversal of 5627647428 is 8247467265.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1058368 + ... + 1063671.

It is an arithmetic number, because the mean of its divisors is an integer number (311939880).

Almost surely, 2^5627647428 is an apocalyptic number.

It is an amenable number.

5627647428 is an abundant number, since it is smaller than the sum of its proper divisors (9345466812).

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

5627647428 is a wasteful number, since it uses less digits than its factorization.

5627647428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122076 (or 2122074 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 51.

The square root of 5627647428 is about 75017.6474437849. The cubic root of 5627647428 is about 1778.7256194151.

The spelling of 5627647428 in words is "five billion, six hundred twenty-seven million, six hundred forty-seven thousand, four hundred twenty-eight".