109523730 has 16 divisors (see below), whose sum is σ = 262857024. Its totient is φ = 29206320.

The previous prime is 109523719. The next prime is 109523759. The reversal of 109523730 is 37325901.

It is a super-2 number, since 2×109523730² = 23990894866225800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 3650791 = 109523730 / (1 + 0 + 9 + 5 + 2 + 3 + 7 + 3 + 0).

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, 1825366 + ... + 1825425.

It is an arithmetic number, because the mean of its divisors is an integer number (16428564).

Almost surely, 2^109523730 is an apocalyptic number.

109523730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109523730 is an abundant number, since it is smaller than the sum of its proper divisors (153333294).

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

109523730 is a wasteful number, since it uses less digits than its factorization.

109523730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3650801.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 109523730 is about 10465.3585700634. The cubic root of 109523730 is about 478.4494672295.

The spelling of 109523730 in words is "one hundred nine million, five hundred twenty-three thousand, seven hundred thirty".