100551232 has 14 divisors (see below), whose sum is σ = 199531478. Its totient is φ = 50275584.

The previous prime is 100551203. The next prime is 100551247. The reversal of 100551232 is 232155001.

It can be written as a sum of positive squares in only one way, i.e., 92621376 + 7929856 = 9624^2 + 2816^2 .

It is a super-2 number, since 2×100551232² = 20221100513435648, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785493 + ... + 785620.

Almost surely, 2^100551232 is an apocalyptic number.

It is an amenable number.

100551232 is a deficient number, since it is larger than the sum of its proper divisors (98980246).

100551232 is an equidigital number, since it uses as much as digits as its factorization.

100551232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571125 (or 1571115 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 100551232 is about 10027.5237222357. The cubic root of 100551232 is about 465.0101851548.

The spelling of 100551232 in words is "one hundred million, five hundred fifty-one thousand, two hundred thirty-two".