100490253 has 8 divisors (see below), whose sum is σ = 135314016. Its totient is φ = 66330000.

The previous prime is 100490239. The next prime is 100490287. The reversal of 100490253 is 352094001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100490253 - 2⁴ = 100490237 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100490153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165523 + ... + 166128.

It is an arithmetic number, because the mean of its divisors is an integer number (16914252).

Almost surely, 2^100490253 is an apocalyptic number.

It is an amenable number.

100490253 is a deficient number, since it is larger than the sum of its proper divisors (34823763).

100490253 is a wasteful number, since it uses less digits than its factorization.

100490253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331755.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 100490253 is about 10024.4826799192. The cubic root of 100490253 is about 464.9161647914.

The spelling of 100490253 in words is "one hundred million, four hundred ninety thousand, two hundred fifty-three".