100253500 has 96 divisors (see below), whose sum is σ = 235609920. Its totient is φ = 37152000.

The previous prime is 100253453. The next prime is 100253533. The reversal of 100253500 is 5352001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 579414 + ... + 579586.

It is an arithmetic number, because the mean of its divisors is an integer number (2454270).

Almost surely, 2^100253500 is an apocalyptic number.

100253500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100253500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117804960).

100253500 is an abundant number, since it is smaller than the sum of its proper divisors (135356420).

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

100253500 is a wasteful number, since it uses less digits than its factorization.

100253500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 100253500 is about 10012.6669773842. Note that the first 3 decimals coincide. The cubic root of 100253500 is about 464.5507666626.

The spelling of 100253500 in words is "one hundred million, two hundred fifty-three thousand, five hundred".