16398632 has 16 divisors (see below), whose sum is σ = 32084640. Its totient is φ = 7842736.

The previous prime is 16398623. The next prime is 16398643. The reversal of 16398632 is 23689361.

16398632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44378 + ... + 44745.

It is an arithmetic number, because the mean of its divisors is an integer number (2005290).

Almost surely, 2^16398632 is an apocalyptic number.

It is an amenable number.

16398632 is a deficient number, since it is larger than the sum of its proper divisors (15686008).

16398632 is a wasteful number, since it uses less digits than its factorization.

16398632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89152 (or 89148 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 16398632 is about 4049.5224409799. The cubic root of 16398632 is about 254.0597540612.

The spelling of 16398632 in words is "sixteen million, three hundred ninety-eight thousand, six hundred thirty-two".