13522940 has 12 divisors (see below), whose sum is σ = 28398216. Its totient is φ = 5409168.

The previous prime is 13522921. The next prime is 13522963. The reversal of 13522940 is 4922531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338054 + ... + 338093.

It is an arithmetic number, because the mean of its divisors is an integer number (2366518).

Almost surely, 2^13522940 is an apocalyptic number.

13522940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13522940 is an abundant number, since it is smaller than the sum of its proper divisors (14875276).

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

13522940 is a wasteful number, since it uses less digits than its factorization.

13522940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676156 (or 676154 counting only the distinct ones).

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

The square root of 13522940 is about 3677.3550277339. The cubic root of 13522940 is about 238.2449517709.

The spelling of 13522940 in words is "thirteen million, five hundred twenty-two thousand, nine hundred forty".