13726490 has 16 divisors (see below), whose sum is σ = 25505280. Its totient is φ = 5313360.

The previous prime is 13726481. The next prime is 13726499. The reversal of 13726490 is 9462731.

13726490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13726481) and next prime (13726499).

It is not an unprimeable number, because it can be changed into a prime (13726499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21830 + ... + 22449.

It is an arithmetic number, because the mean of its divisors is an integer number (1594080).

Almost surely, 2^13726490 is an apocalyptic number.

13726490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13726490 is a deficient number, since it is larger than the sum of its proper divisors (11778790).

13726490 is a wasteful number, since it uses less digits than its factorization.

13726490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44317.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 13726490 is about 3704.9277995664. The cubic root of 13726490 is about 239.4343740126.

The spelling of 13726490 in words is "thirteen million, seven hundred twenty-six thousand, four hundred ninety".