13396740 has 96 divisors (see below), whose sum is σ = 43352064. Its totient is φ = 3027840.

The previous prime is 13396727. The next prime is 13396751. The reversal of 13396740 is 4769331.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70045 + ... + 70235.

It is an arithmetic number, because the mean of its divisors is an integer number (451584).

Almost surely, 2^13396740 is an apocalyptic number.

13396740 is a gapful number since it is divisible by the number (10) 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 13396740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21676032).

13396740 is an abundant number, since it is smaller than the sum of its proper divisors (29955324).

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

13396740 is a wasteful number, since it uses less digits than its factorization.

13396740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 13396740 is about 3660.1557343916. The cubic root of 13396740 is about 237.5015106090.

The spelling of 13396740 in words is "thirteen million, three hundred ninety-six thousand, seven hundred forty".