13641612 has 24 divisors (see below), whose sum is σ = 32858112. Its totient is φ = 4400400.

The previous prime is 13641557. The next prime is 13641623. The reversal of 13641612 is 21614631.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17964 + ... + 18707.

It is an arithmetic number, because the mean of its divisors is an integer number (1369088).

Almost surely, 2^13641612 is an apocalyptic number.

13641612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13641612 is an abundant number, since it is smaller than the sum of its proper divisors (19216500).

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

13641612 is a wasteful number, since it uses less digits than its factorization.

13641612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36709 (or 36707 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 13641612 is about 3693.4552928119. The cubic root of 13641612 is about 238.9398376839.

Adding to 13641612 its product of digits (864), we get a triangular number (13642476 = T₅₂₂₃).

The spelling of 13641612 in words is "thirteen million, six hundred forty-one thousand, six hundred twelve".