13690752 has 64 divisors (see below), whose sum is σ = 36830160. Its totient is φ = 4505600.

The previous prime is 13690751. The next prime is 13690753. The reversal of 13690752 is 25709631.

It is an interprime number because it is at equal distance from previous prime (13690751) and next prime (13690753).

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13690751) 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, 38608 + ... + 38960.

Almost surely, 2^13690752 is an apocalyptic number.

13690752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13690752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18415080).

13690752 is an abundant number, since it is smaller than the sum of its proper divisors (23139408).

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

13690752 is a wasteful number, since it uses less digits than its factorization.

13690752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 13690752 is about 3700.1016202261. The cubic root of 13690752 is about 239.2263979845.

The spelling of 13690752 in words is "thirteen million, six hundred ninety thousand, seven hundred fifty-two".