109974256 has 20 divisors (see below), whose sum is σ = 243514672. Its totient is φ = 47131776.

The previous prime is 109974251. The next prime is 109974283. The reversal of 109974256 is 652479901.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109974251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490845 + ... + 491068.

Almost surely, 2^109974256 is an apocalyptic number.

109974256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

109974256 is an abundant number, since it is smaller than the sum of its proper divisors (133540416).

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

109974256 is an equidigital number, since it uses as much as digits as its factorization.

109974256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981928 (or 981922 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 109974256 is about 10486.8611128402. The cubic root of 109974256 is about 479.1046039072.

The spelling of 109974256 in words is "one hundred nine million, nine hundred seventy-four thousand, two hundred fifty-six".