13655558 has 16 divisors (see below), whose sum is σ = 23496480. Its totient is φ = 5830656.

The previous prime is 13655533. The next prime is 13655561. The reversal of 13655558 is 85555631.

It is a super-3 number, since 3×13655558³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

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, 2438 + ... + 5766.

It is an arithmetic number, because the mean of its divisors is an integer number (1468530).

Almost surely, 2^13655558 is an apocalyptic number.

13655558 is a deficient number, since it is larger than the sum of its proper divisors (9840922).

13655558 is a wasteful number, since it uses less digits than its factorization.

13655558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3631.

The product of its digits is 90000, while the sum is 38.

The square root of 13655558 is about 3695.3427445908. The cubic root of 13655558 is about 239.0212337361.

The spelling of 13655558 in words is "thirteen million, six hundred fifty-five thousand, five hundred fifty-eight".