100488644 has 12 divisors (see below), whose sum is σ = 185110800. Its totient is φ = 47599848.

The previous prime is 100488629. The next prime is 100488667. The reversal of 100488644 is 446884001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661034 + ... + 661185.

It is an arithmetic number, because the mean of its divisors is an integer number (15425900).

Almost surely, 2^100488644 is an apocalyptic number.

It is an amenable number.

100488644 is a deficient number, since it is larger than the sum of its proper divisors (84622156).

100488644 is a wasteful number, since it uses less digits than its factorization.

100488644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322242 (or 1322240 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 100488644 is about 10024.4024260801. The cubic root of 100488644 is about 464.9136834426.

The spelling of 100488644 in words is "one hundred million, four hundred eighty-eight thousand, six hundred forty-four".