100748772 has 36 divisors (see below), whose sum is σ = 264105296. Its totient is φ = 33582600.

The previous prime is 100748741. The next prime is 100748789. The reversal of 100748772 is 277847001.

100748772 is a `hidden beast` number, since 100 + 7 + 487 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50854 + ... + 52797.

Almost surely, 2^100748772 is an apocalyptic number.

100748772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100748772 is an abundant number, since it is smaller than the sum of its proper divisors (163356524).

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

100748772 is a wasteful number, since it uses less digits than its factorization.

100748772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103670 (or 103656 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 36.

The square root of 100748772 is about 10037.3687787189. The cubic root of 100748772 is about 465.3145010801.

The spelling of 100748772 in words is "one hundred million, seven hundred forty-eight thousand, seven hundred seventy-two".