100533864 has 32 divisors (see below), whose sum is σ = 264564000. Its totient is φ = 31747392.

The previous prime is 100533857. The next prime is 100533887. The reversal of 100533864 is 468335001.

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, 109779 + ... + 110690.

It is an arithmetic number, because the mean of its divisors is an integer number (8267625).

Almost surely, 2^100533864 is an apocalyptic number.

It is an amenable number.

100533864 is an abundant number, since it is smaller than the sum of its proper divisors (164030136).

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

100533864 is a wasteful number, since it uses less digits than its factorization.

100533864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220497 (or 220493 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 100533864 is about 10026.6576684357. The cubic root of 100533864 is about 464.9834102071.

Adding to 100533864 its reverse (468335001), we get a palindrome (568868865).

The spelling of 100533864 in words is "one hundred million, five hundred thirty-three thousand, eight hundred sixty-four".