202400104 has 8 divisors (see below), whose sum is σ = 379500210. Its totient is φ = 101200048.

The previous prime is 202400083. The next prime is 202400111. The reversal of 202400104 is 401004202.

It can be written as a sum of positive squares in only one way, i.e., 190164100 + 12236004 = 13790^2 + 3498^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12649999 + ... + 12650014.

Almost surely, 2^202400104 is an apocalyptic number.

It is an amenable number.

202400104 is a deficient number, since it is larger than the sum of its proper divisors (177100106).

202400104 is a wasteful number, since it uses less digits than its factorization.

202400104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25300019 (or 25300015 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 202400104 is about 14226.7390501126. The cubic root of 202400104 is about 587.1335674238.

Adding to 202400104 its reverse (401004202), we get a palindrome (603404306).

The spelling of 202400104 in words is "two hundred two million, four hundred thousand, one hundred four".