13949655 has 8 divisors (see below), whose sum is σ = 22319472. Its totient is φ = 7439808.

The previous prime is 13949651. The next prime is 13949657. The reversal of 13949655 is 55694931.

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

It is not a de Polignac number, because 13949655 - 2² = 13949651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13949651) 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, 464974 + ... + 465003.

It is an arithmetic number, because the mean of its divisors is an integer number (2789934).

Almost surely, 2^13949655 is an apocalyptic number.

13949655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13949655 is a deficient number, since it is larger than the sum of its proper divisors (8369817).

13949655 is an equidigital number, since it uses as much as digits as its factorization.

13949655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929985.

The product of its digits is 145800, while the sum is 42.

The square root of 13949655 is about 3734.9236939997. The cubic root of 13949655 is about 240.7249779627.

It can be divided in two parts, 139 and 49655, that added together give a palindrome (49794).

The spelling of 13949655 in words is "thirteen million, nine hundred forty-nine thousand, six hundred fifty-five".