100427256 has 32 divisors (see below), whose sum is σ = 278965200. Its totient is φ = 33475680.

The previous prime is 100427237. The next prime is 100427267. The reversal of 100427256 is 652724001.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 232255 + ... + 232686.

Almost surely, 2^100427256 is an apocalyptic number.

It is an amenable number.

100427256 is an abundant number, since it is smaller than the sum of its proper divisors (178537944).

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

100427256 is a wasteful number, since it uses less digits than its factorization.

100427256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464956 (or 464946 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 100427256 is about 10021.3400301556. The cubic root of 100427256 is about 464.8189930255.

The spelling of 100427256 in words is "one hundred million, four hundred twenty-seven thousand, two hundred fifty-six".