100020576 has 48 divisors (see below), whose sum is σ = 267019200. Its totient is φ = 32773248.

The previous prime is 100020551. The next prime is 100020619. The reversal of 100020576 is 675020001.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3166 + ... + 14493.

It is an arithmetic number, because the mean of its divisors is an integer number (5562900).

Almost surely, 2^100020576 is an apocalyptic number.

100020576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100020576 is an abundant number, since it is smaller than the sum of its proper divisors (166998624).

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

100020576 is a wasteful number, since it uses less digits than its factorization.

100020576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17731 (or 17723 counting only the distinct ones).

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

The square root of 100020576 is about 10001.0287470840. The cubic root of 100020576 is about 464.1907162887.

Adding to 100020576 its reverse (675020001), we get a palindrome (775040577).

The spelling of 100020576 in words is "one hundred million, twenty thousand, five hundred seventy-six".