13628670 has 32 divisors (see below), whose sum is σ = 35683200. Its totient is φ = 3303840.

The previous prime is 13628653. The next prime is 13628707. The reversal of 13628670 is 7682631.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20320 + ... + 20979.

It is an arithmetic number, because the mean of its divisors is an integer number (1115100).

Almost surely, 2^13628670 is an apocalyptic number.

13628670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13628670 is an abundant number, since it is smaller than the sum of its proper divisors (22054530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13628670 is a wasteful number, since it uses less digits than its factorization.

13628670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41320.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 13628670 is about 3691.7028591153. The cubic root of 13628670 is about 238.8642518510.

The spelling of 13628670 in words is "thirteen million, six hundred twenty-eight thousand, six hundred seventy".