109432398 has 16 divisors (see below), whose sum is σ = 219275856. Its totient is φ = 36408960.

The previous prime is 109432369. The next prime is 109432423. The reversal of 109432398 is 893234901.

It is a congruent 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, 13611 + ... + 20102.

It is an arithmetic number, because the mean of its divisors is an integer number (13704741).

Almost surely, 2^109432398 is an apocalyptic number.

109432398 is an abundant number, since it is smaller than the sum of its proper divisors (109843458).

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

109432398 is a wasteful number, since it uses less digits than its factorization.

109432398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34259.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 109432398 is about 10460.9941210193. The cubic root of 109432398 is about 478.3164370058.

The spelling of 109432398 in words is "one hundred nine million, four hundred thirty-two thousand, three hundred ninety-eight".