109478732 has 24 divisors (see below), whose sum is σ = 215749632. Its totient is φ = 48157200.

The previous prime is 109478711. The next prime is 109478749. The reversal of 109478732 is 237874901.

It is a self number, because there is not a number n which added to its sum of digits gives 109478732.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38768 + ... + 41495.

It is an arithmetic number, because the mean of its divisors is an integer number (8989568).

Almost surely, 2^109478732 is an apocalyptic number.

It is an amenable number.

109478732 is a deficient number, since it is larger than the sum of its proper divisors (106270900).

109478732 is a wasteful number, since it uses less digits than its factorization.

109478732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80309 (or 80307 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 109478732 is about 10463.2084945298. The cubic root of 109478732 is about 478.3839343438.

The spelling of 109478732 in words is "one hundred nine million, four hundred seventy-eight thousand, seven hundred thirty-two".