13650830 has 32 divisors (see below), whose sum is σ = 26477280. Its totient is φ = 5048320.

The previous prime is 13650829. The next prime is 13650883. The reversal of 13650830 is 3805631.

It is a self number, because there is not a number n which added to its sum of digits gives 13650830.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9350 + ... + 10710.

It is an arithmetic number, because the mean of its divisors is an integer number (827415).

Almost surely, 2^13650830 is an apocalyptic number.

13650830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13650830 is a deficient number, since it is larger than the sum of its proper divisors (12826450).

13650830 is a wasteful number, since it uses less digits than its factorization.

13650830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 13650830 is about 3694.7029650569. The cubic root of 13650830 is about 238.9936449003.

The spelling of 13650830 in words is "thirteen million, six hundred fifty thousand, eight hundred thirty".