100055424 has 64 divisors (see below), whose sum is σ = 303747840. Its totient is φ = 28586496.

The previous prime is 100055413. The next prime is 100055429. The reversal of 100055424 is 424550001.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×100055424² = 20022175743639552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 100055424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100055429) 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, 15924 + ... + 21299.

It is an arithmetic number, because the mean of its divisors is an integer number (4746060).

Almost surely, 2^100055424 is an apocalyptic number.

100055424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

100055424 is an abundant number, since it is smaller than the sum of its proper divisors (203692416).

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

100055424 is an equidigital number, since it uses as much as digits as its factorization.

100055424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37247 (or 37235 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 100055424 is about 10002.7708161289. The cubic root of 100055424 is about 464.2446193303.

The spelling of 100055424 in words is "one hundred million, fifty-five thousand, four hundred twenty-four".