100445204 has 12 divisors (see below), whose sum is σ = 179519424. Its totient is φ = 49153944.

The previous prime is 100445173. The next prime is 100445237. The reversal of 100445204 is 402544001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266954 + ... + 267329.

It is an arithmetic number, because the mean of its divisors is an integer number (14959952).

Almost surely, 2^100445204 is an apocalyptic number.

It is an amenable number.

100445204 is a deficient number, since it is larger than the sum of its proper divisors (79074220).

100445204 is a wasteful number, since it uses less digits than its factorization.

100445204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534334 (or 534332 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 100445204 is about 10022.2354791733. The cubic root of 100445204 is about 464.8466816387.

Adding to 100445204 its reverse (402544001), we get a palindrome (502989205).

The spelling of 100445204 in words is "one hundred million, four hundred forty-five thousand, two hundred four".