108993936 has 40 divisors (see below), whose sum is σ = 298132704. Its totient is φ = 34193920.

The previous prime is 108993887. The next prime is 108993961. The reversal of 108993936 is 639399801.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 65970 + ... + 67601.

Almost surely, 2^108993936 is an apocalyptic number.

108993936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

108993936 is an abundant number, since it is smaller than the sum of its proper divisors (189138768).

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

108993936 is a wasteful number, since it uses less digits than its factorization.

108993936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133599 (or 133593 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 108993936 is about 10440.0160919416. The cubic root of 108993936 is about 477.6767595735.

The spelling of 108993936 in words is "one hundred eight million, nine hundred ninety-three thousand, nine hundred thirty-six".