13929552 has 120 divisors (see below), whose sum is σ = 48024704. Its totient is φ = 3670272.

The previous prime is 13929551. The next prime is 13929577. The reversal of 13929552 is 25592931.

It is a happy number.

13929552 is a `hidden beast` number, since 13 + 92 + 9 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13929551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12573 + ... + 13635.

Almost surely, 2^13929552 is an apocalyptic number.

13929552 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 13929552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24012352).

13929552 is an abundant number, since it is smaller than the sum of its proper divisors (34095152).

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

13929552 is a wasteful number, since it uses less digits than its factorization.

13929552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097 (or 1088 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 13929552 is about 3732.2315040737. The cubic root of 13929552 is about 240.6092852390.

The spelling of 13929552 in words is "thirteen million, nine hundred twenty-nine thousand, five hundred fifty-two".