398627106 has 16 divisors (see below), whose sum is σ = 839215200. Its totient is φ = 125882208.

The previous prime is 398627081. The next prime is 398627113. The reversal of 398627106 is 601726893.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1748251 + ... + 1748478.

It is an arithmetic number, because the mean of its divisors is an integer number (52450950).

Almost surely, 2^398627106 is an apocalyptic number.

398627106 is an abundant number, since it is smaller than the sum of its proper divisors (440588094).

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

398627106 is a wasteful number, since it uses less digits than its factorization.

398627106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496753.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 398627106 is about 19965.6481487579. The cubic root of 398627106 is about 735.9623693445.

The spelling of 398627106 in words is "three hundred ninety-eight million, six hundred twenty-seven thousand, one hundred six".