13420204 has 24 divisors (see below), whose sum is σ = 27184640. Its totient is φ = 5677776.

The previous prime is 13420193. The next prime is 13420223. The reversal of 13420204 is 40202431.

13420204 = T₂₁₁ + T₂₁₂ + ... + T₄₄₇.

13420204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 822 + ... + 5245.

Almost surely, 2^13420204 is an apocalyptic number.

13420204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13420204 is an abundant number, since it is smaller than the sum of its proper divisors (13764436).

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

13420204 is a wasteful number, since it uses less digits than its factorization.

13420204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6157 (or 6155 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 13420204 is about 3663.3596602026. The cubic root of 13420204 is about 237.6400887286.

Adding to 13420204 its reverse (40202431), we get a palindrome (53622635).

The spelling of 13420204 in words is "thirteen million, four hundred twenty thousand, two hundred four".