100478764 has 12 divisors (see below), whose sum is σ = 185092600. Its totient is φ = 47595168.

The previous prime is 100478737. The next prime is 100478801. The reversal of 100478764 is 467874001.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660969 + ... + 661120.

Almost surely, 2^100478764 is an apocalyptic number.

It is an amenable number.

100478764 is a deficient number, since it is larger than the sum of its proper divisors (84613836).

100478764 is a wasteful number, since it uses less digits than its factorization.

100478764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322112 (or 1322110 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 100478764 is about 10023.9096165119. The cubic root of 100478764 is about 464.8984462391.

It can be divided in two parts, 100 and 478764, that added together give a square (478864 = 692²).

The spelling of 100478764 in words is "one hundred million, four hundred seventy-eight thousand, seven hundred sixty-four".