100328472 has 24 divisors (see below), whose sum is σ = 271723140. Its totient is φ = 33442800.

The previous prime is 100328471. The next prime is 100328483. The reversal of 100328472 is 274823001.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100328471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 696654 + ... + 696797.

Almost surely, 2^100328472 is an apocalyptic number.

100328472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100328472 is an abundant number, since it is smaller than the sum of its proper divisors (171394668).

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

100328472 is a wasteful number, since it uses less digits than its factorization.

100328472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393463 (or 1393456 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 100328472 is about 10016.4101353729. The cubic root of 100328472 is about 464.6665385870. Note that the first 3 decimals are identical.

The spelling of 100328472 in words is "one hundred million, three hundred twenty-eight thousand, four hundred seventy-two".