100706520 has 32 divisors (see below), whose sum is σ = 302119920. Its totient is φ = 26855040.

The previous prime is 100706513. The next prime is 100706527. The reversal of 100706520 is 25607001.

It is an interprime number because it is at equal distance from previous prime (100706513) and next prime (100706527).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100706527) 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, 419491 + ... + 419730.

Almost surely, 2^100706520 is an apocalyptic number.

100706520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100706520 is an abundant number, since it is smaller than the sum of its proper divisors (201413400).

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

100706520 is a wasteful number, since it uses less digits than its factorization.

100706520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839235 (or 839231 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 100706520 is about 10035.2638231389. The cubic root of 100706520 is about 465.2494441504.

The spelling of 100706520 in words is "one hundred million, seven hundred six thousand, five hundred twenty".