13655506 has 8 divisors (see below), whose sum is σ = 20498940. Its totient is φ = 6822528.

The previous prime is 13655497. The next prime is 13655507. The reversal of 13655506 is 60555631.

13655506 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 2 ways, for example, as 12425625 + 1229881 = 3525^2 + 1109^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13655507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3910 + ... + 6526.

Almost surely, 2^13655506 is an apocalyptic number.

13655506 is a deficient number, since it is larger than the sum of its proper divisors (6843434).

13655506 is a wasteful number, since it uses less digits than its factorization.

13655506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5228.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 13655506 is about 3695.3357087009. The cubic root of 13655506 is about 239.0209303402.

It can be divided in two parts, 13655 and 506, that added together give a square (14161 = 119²).

The spelling of 13655506 in words is "thirteen million, six hundred fifty-five thousand, five hundred six".