13959628 has 6 divisors (see below), whose sum is σ = 24429356. Its totient is φ = 6979812.

The previous prime is 13959599. The next prime is 13959629. The reversal of 13959628 is 82695931.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13959629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1744950 + ... + 1744957.

Almost surely, 2^13959628 is an apocalyptic number.

It is an amenable number.

13959628 is a deficient number, since it is larger than the sum of its proper divisors (10469728).

13959628 is a wasteful number, since it uses less digits than its factorization.

13959628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3489911 (or 3489909 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 13959628 is about 3736.2585563636. The cubic root of 13959628 is about 240.7823313121.

The spelling of 13959628 in words is "thirteen million, nine hundred fifty-nine thousand, six hundred twenty-eight".