109632438 has 12 divisors (see below), whose sum is σ = 237536988. Its totient is φ = 36544140.

The previous prime is 109632437. The next prime is 109632491. The reversal of 109632438 is 834236901.

109632438 is a `hidden beast` number, since 10 + 9 + 632 + 4 + 3 + 8 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109632437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3045328 + ... + 3045363.

It is an arithmetic number, because the mean of its divisors is an integer number (19794749).

Almost surely, 2^109632438 is an apocalyptic number.

109632438 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

109632438 is an abundant number, since it is smaller than the sum of its proper divisors (127904550).

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

109632438 is a wasteful number, since it uses less digits than its factorization.

109632438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6090699 (or 6090696 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 109632438 is about 10470.5509883673. The cubic root of 109632438 is about 478.6077102154.

The spelling of 109632438 in words is "one hundred nine million, six hundred thirty-two thousand, four hundred thirty-eight".