13372406 has 4 divisors (see below), whose sum is σ = 20058612. Its totient is φ = 6686202.

The previous prime is 13372363. The next prime is 13372427. The reversal of 13372406 is 60427331.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

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, 3343100 + ... + 3343103.

It is an arithmetic number, because the mean of its divisors is an integer number (5014653).

Almost surely, 2^13372406 is an apocalyptic number.

13372406 is a deficient number, since it is larger than the sum of its proper divisors (6686206).

13372406 is an equidigital number, since it uses as much as digits as its factorization.

13372406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6686205.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 13372406 is about 3656.8300480061. The cubic root of 13372406 is about 237.3576232522.

Adding to 13372406 its reverse (60427331), we get a palindrome (73799737).

The spelling of 13372406 in words is "thirteen million, three hundred seventy-two thousand, four hundred six".