100440484 has 9 divisors (see below), whose sum is σ = 175805931. Its totient is φ = 50210220.

The previous prime is 100440421. The next prime is 100440497. The reversal of 100440484 is 484044001.

It is a happy number.

The square root of 100440484 is 10022.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 17539 + ... + 22549.

Almost surely, 2^100440484 is an apocalyptic number.

100440484 is the 10022-nd square number.

It is an amenable number.

100440484 is a deficient number, since it is larger than the sum of its proper divisors (75365447).

100440484 is an frugal number, since it uses more digits than its factorization.

100440484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10026 (or 5013 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The cubic root of 100440484 is about 464.8394003530.

Multiplying 100440484 by its sum of digits (25), we get a square (2511012100 = 50110²).

Adding to 100440484 its reverse (484044001), we get a palindrome (584484485).

The spelling of 100440484 in words is "one hundred million, four hundred forty thousand, four hundred eighty-four".