5398668 has 36 divisors (see below), whose sum is σ = 14888328. Its totient is φ = 1635840.

The previous prime is 5398597. The next prime is 5398697. The reversal of 5398668 is 8668935.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6421 + ... + 7212.

Almost surely, 2^5398668 is an apocalyptic number.

It is an amenable number.

5398668 is an abundant number, since it is smaller than the sum of its proper divisors (9489660).

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

5398668 is a wasteful number, since it uses less digits than its factorization.

5398668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13654 (or 13649 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 5398668 is about 2323.5033892809. The cubic root of 5398668 is about 175.4266379524.

The spelling of 5398668 in words is "five million, three hundred ninety-eight thousand, six hundred sixty-eight".