100886472 has 40 divisors (see below), whose sum is σ = 282577350. Its totient is φ = 33628608.

The previous prime is 100886453. The next prime is 100886479. The reversal of 100886472 is 274688001.

100886472 is a `hidden beast` number, since 1 + 0 + 0 + 8 + 8 + 647 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 61873956 + 39012516 = 7866^2 + 6246^2 .

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

It is not an unprimeable number, because it can be changed into a prime (100886479) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 77197 + ... + 78492.

Almost surely, 2^100886472 is an apocalyptic number.

100886472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100886472 is an abundant number, since it is smaller than the sum of its proper divisors (181690878).

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

100886472 is a wasteful number, since it uses less digits than its factorization.

100886472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155707 (or 155694 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 100886472 is about 10044.2258039134. The cubic root of 100886472 is about 465.5263965913.

The spelling of 100886472 in words is "one hundred million, eight hundred eighty-six thousand, four hundred seventy-two".