109542426 has 32 divisors (see below), whose sum is σ = 252609408. Its totient is φ = 31019520.

The previous prime is 109542401. The next prime is 109542431. The reversal of 109542426 is 624245901.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6795 + ... + 16286.

It is an arithmetic number, because the mean of its divisors is an integer number (7894044).

Almost surely, 2^109542426 is an apocalyptic number.

109542426 is an abundant number, since it is smaller than the sum of its proper divisors (143066982).

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

109542426 is a wasteful number, since it uses less digits than its factorization.

109542426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23206.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 109542426 is about 10466.2517646004. The cubic root of 109542426 is about 478.4766898910.

The spelling of 109542426 in words is "one hundred nine million, five hundred forty-two thousand, four hundred twenty-six".