100056156 has 24 divisors (see below), whose sum is σ = 237870864. Its totient is φ = 32722560.

The previous prime is 100056137. The next prime is 100056161. The reversal of 100056156 is 651650001.

It is a super-2 number, since 2×100056156² = 20022468706992672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78025 + ... + 79296.

It is an arithmetic number, because the mean of its divisors is an integer number (9911286).

Almost surely, 2^100056156 is an apocalyptic number.

It is an amenable number.

100056156 is an abundant number, since it is smaller than the sum of its proper divisors (137814708).

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

100056156 is a wasteful number, since it uses less digits than its factorization.

100056156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157381 (or 157379 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 100056156 is about 10002.8074059236. The cubic root of 100056156 is about 464.2457514569.

It can be divided in two parts, 10005 and 6156, that added together give a palindrome (16161).

The spelling of 100056156 in words is "one hundred million, fifty-six thousand, one hundred fifty-six".