13903452 has 36 divisors (see below), whose sum is σ = 35433216. Its totient is φ = 4596480.

The previous prime is 13903451. The next prime is 13903457. The reversal of 13903452 is 25430931.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13903451) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3052 + ... + 6092.

It is an arithmetic number, because the mean of its divisors is an integer number (984256).

Almost surely, 2^13903452 is an apocalyptic number.

13903452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13903452 is an abundant number, since it is smaller than the sum of its proper divisors (21529764).

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

13903452 is a wasteful number, since it uses less digits than its factorization.

13903452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178 (or 3173 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 13903452 is about 3728.7332969790. The cubic root of 13903452 is about 240.4589136003.

The spelling of 13903452 in words is "thirteen million, nine hundred three thousand, four hundred fifty-two".