100253244 has 48 divisors (see below), whose sum is σ = 287909888. Its totient is φ = 26440128.

The previous prime is 100253201. The next prime is 100253269. The reversal of 100253244 is 442352001.

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 100253244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44812 + ... + 46995.

Almost surely, 2^100253244 is an apocalyptic number.

100253244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

100253244 is an abundant number, since it is smaller than the sum of its proper divisors (187656644).

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

100253244 is a wasteful number, since it uses less digits than its factorization.

100253244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91834 (or 91832 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 100253244 is about 10012.6541935693. The cubic root of 100253244 is about 464.5503712480.

The spelling of 100253244 in words is "one hundred million, two hundred fifty-three thousand, two hundred forty-four".