109752426 has 96 divisors (see below), whose sum is σ = 284663808. Its totient is φ = 29907360.

The previous prime is 109752413. The next prime is 109752437. The reversal of 109752426 is 624257901.

109752426 is a `hidden beast` number, since 109 + 7 + 524 + 26 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 254431 + ... + 254861.

It is an arithmetic number, because the mean of its divisors is an integer number (2965248).

Almost surely, 2^109752426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109752426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142331904).

109752426 is an abundant number, since it is smaller than the sum of its proper divisors (174911382).

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

109752426 is a wasteful number, since it uses less digits than its factorization.

109752426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 109752426 is about 10476.2792059013. The cubic root of 109752426 is about 478.7822517568.

The spelling of 109752426 in words is "one hundred nine million, seven hundred fifty-two thousand, four hundred twenty-six".