1404204100 has 54 divisors (see below), whose sum is σ = 3299586990. Its totient is φ = 518469120.

The previous prime is 1404204083. The next prime is 1404204143. The reversal of 1404204100 is 14024041.

It can be written as a sum of positive squares in 9 ways, for example, as 1274061636 + 130142464 = 35694^2 + 11408^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 24645 + ... + 58444.

Almost surely, 2^1404204100 is an apocalyptic number.

1404204100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404204100 is an abundant number, since it is smaller than the sum of its proper divisors (1895382890).

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

1404204100 is a wasteful number, since it uses less digits than its factorization.

1404204100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83129 (or 83109 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1404204100 is about 37472.7114044340. The cubic root of 1404204100 is about 1119.8076040691.

Adding to 1404204100 its reverse (14024041), we get a palindrome (1418228141).

The spelling of 1404204100 in words is "one billion, four hundred four million, two hundred four thousand, one hundred".