100332040 has 32 divisors (see below), whose sum is σ = 226278360. Its totient is φ = 40038400.

The previous prime is 100331971. The next prime is 100332041. The reversal of 100332040 is 40233001.

It can be written as a sum of positive squares in 4 ways, for example, as 82337476 + 17994564 = 9074^2 + 4242^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100332040.

It is not an unprimeable number, because it can be changed into a prime (100332041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15720 + ... + 21160.

Almost surely, 2^100332040 is an apocalyptic number.

100332040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100332040 is an abundant number, since it is smaller than the sum of its proper divisors (125946320).

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

100332040 is a wasteful number, since it uses less digits than its factorization.

100332040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913 (or 5909 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 100332040 is about 10016.5882415122. The cubic root of 100332040 is about 464.6720468624.

Adding to 100332040 its reverse (40233001), we get a palindrome (140565041).

The spelling of 100332040 in words is "one hundred million, three hundred thirty-two thousand, forty".