13426990 has 8 divisors (see below), whose sum is σ = 24168600. Its totient is φ = 5370792.

The previous prime is 13426981. The next prime is 13427003. The reversal of 13426990 is 9962431.

13426990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671340 + ... + 671359.

It is an arithmetic number, because the mean of its divisors is an integer number (3021075).

Almost surely, 2^13426990 is an apocalyptic number.

13426990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13426990 is a deficient number, since it is larger than the sum of its proper divisors (10741610).

13426990 is a wasteful number, since it uses less digits than its factorization.

13426990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342706.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 13426990 is about 3664.2857421331. The cubic root of 13426990 is about 237.6801366521.

The spelling of 13426990 in words is "thirteen million, four hundred twenty-six thousand, nine hundred ninety".