100525400 has 48 divisors (see below), whose sum is σ = 239177400. Its totient is φ = 39271680.

The previous prime is 100525391. The next prime is 100525423. The reversal of 100525400 is 4525001.

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 11 ways as a sum of consecutive naturals, for example, 2756 + ... + 14444.

Almost surely, 2^100525400 is an apocalyptic number.

100525400 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 100525400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119588700).

100525400 is an abundant number, since it is smaller than the sum of its proper divisors (138652000).

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

100525400 is a wasteful number, since it uses less digits than its factorization.

100525400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11748 (or 11739 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 100525400 is about 10026.2355847048. The cubic root of 100525400 is about 464.9703607732.

The spelling of 100525400 in words is "one hundred million, five hundred twenty-five thousand, four hundred".