100526820 has 24 divisors (see below), whose sum is σ = 281475264. Its totient is φ = 26807136.

The previous prime is 100526809. The next prime is 100526851. The reversal of 100526820 is 28625001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 837664 + ... + 837783.

It is an arithmetic number, because the mean of its divisors is an integer number (11728136).

Almost surely, 2^100526820 is an apocalyptic number.

100526820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100526820 is an abundant number, since it is smaller than the sum of its proper divisors (180948444).

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

100526820 is a wasteful number, since it uses less digits than its factorization.

100526820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675459 (or 1675457 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 100526820 is about 10026.3063986695. The cubic root of 100526820 is about 464.9725501197.

The spelling of 100526820 in words is "one hundred million, five hundred twenty-six thousand, eight hundred twenty".