100253622 has 64 divisors (see below), whose sum is σ = 235699200. Its totient is φ = 27838080.

The previous prime is 100253603. The next prime is 100253623. The reversal of 100253622 is 226352001.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100253623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 279079 + ... + 279437.

It is an arithmetic number, because the mean of its divisors is an integer number (3682800).

Almost surely, 2^100253622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100253622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117849600).

100253622 is an abundant number, since it is smaller than the sum of its proper divisors (135445578).

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

100253622 is a wasteful number, since it uses less digits than its factorization.

100253622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 100253622 is about 10012.6730696653. The cubic root of 100253622 is about 464.5509551022.

The spelling of 100253622 in words is "one hundred million, two hundred fifty-three thousand, six hundred twenty-two".