100422404 has 6 divisors (see below), whose sum is σ = 175739214. Its totient is φ = 50211200.

The previous prime is 100422397. The next prime is 100422419. The reversal of 100422404 is 404224001.

It can be written as a sum of positive squares in only one way, i.e., 99960004 + 462400 = 9998^2 + 680^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12552797 + ... + 12552804.

It is an arithmetic number, because the mean of its divisors is an integer number (29289869).

Almost surely, 2^100422404 is an apocalyptic number.

It is an amenable number.

100422404 is a deficient number, since it is larger than the sum of its proper divisors (75316810).

100422404 is a wasteful number, since it uses less digits than its factorization.

100422404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25105605 (or 25105603 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 100422404 is about 10021.0979438383. The cubic root of 100422404 is about 464.8115072155.

Adding to 100422404 its reverse (404224001), we get a palindrome (504646405).

The spelling of 100422404 in words is "one hundred million, four hundred twenty-two thousand, four hundred four".