109722925 has 12 divisors (see below), whose sum is σ = 146522740. Its totient is φ = 81025920.

The previous prime is 109722917. The next prime is 109722931. The reversal of 109722925 is 529227901.

It can be written as a sum of positive squares in 6 ways, for example, as 6456681 + 103266244 = 2541^2 + 10162^2 .

It is not a de Polignac number, because 109722925 - 2³ = 109722917 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168480 + ... + 169129.

Almost surely, 2^109722925 is an apocalyptic number.

It is an amenable number.

109722925 is a deficient number, since it is larger than the sum of its proper divisors (36799815).

109722925 is a wasteful number, since it uses less digits than its factorization.

109722925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337632 (or 337627 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 109722925 is about 10474.8711209255. The cubic root of 109722925 is about 478.7393496802.

The spelling of 109722925 in words is "one hundred nine million, seven hundred twenty-two thousand, nine hundred twenty-five".