100490544 has 400 divisors, whose sum is σ = 388903680. Its totient is φ = 24261120.

The previous prime is 100490543. The next prime is 100490567. The reversal of 100490544 is 445094001.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (100490543) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1896022 + ... + 1896074.

Almost surely, 2^100490544 is an apocalyptic number.

100490544 is a gapful number since it is divisible by the number (14) 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 100490544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194451840).

100490544 is an abundant number, since it is smaller than the sum of its proper divisors (288413136).

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

100490544 is a wasteful number, since it uses less digits than its factorization.

100490544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 100490544 is about 10024.4971943734. The cubic root of 100490544 is about 464.9166135595.

The spelling of 100490544 in words is "one hundred million, four hundred ninety thousand, five hundred forty-four".