13344890 has 16 divisors (see below), whose sum is σ = 25868808. Its totient is φ = 4927296.

The previous prime is 13344871. The next prime is 13344907. The reversal of 13344890 is 9844331.

13344890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9006001 + 4338889 = 3001^2 + 2083^2 .

It is a super-2 number, since 2×13344890² = 356172178224200, which contains 22 as substring.

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, 51197 + ... + 51456.

Almost surely, 2^13344890 is an apocalyptic number.

13344890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13344890 is a deficient number, since it is larger than the sum of its proper divisors (12523918).

13344890 is a wasteful number, since it uses less digits than its factorization.

13344890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102673.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 13344890 is about 3653.0658357057. The cubic root of 13344890 is about 237.1947102324.

The spelling of 13344890 in words is "thirteen million, three hundred forty-four thousand, eight hundred ninety".