109454728 has 16 divisors (see below), whose sum is σ = 209594880. Its totient is φ = 53562768.

The previous prime is 109454717. The next prime is 109454753. The reversal of 109454728 is 827454901.

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, 145176 + ... + 145927.

It is an arithmetic number, because the mean of its divisors is an integer number (13099680).

Almost surely, 2^109454728 is an apocalyptic number.

It is an amenable number.

109454728 is a deficient number, since it is larger than the sum of its proper divisors (100140152).

109454728 is a wasteful number, since it uses less digits than its factorization.

109454728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291156 (or 291152 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 109454728 is about 10462.0613647598. The cubic root of 109454728 is about 478.3489687478.

The spelling of 109454728 in words is "one hundred nine million, four hundred fifty-four thousand, seven hundred twenty-eight".