13409960 has 16 divisors (see below), whose sum is σ = 30172500. Its totient is φ = 5363968.

The previous prime is 13409951. The next prime is 13409969. The reversal of 13409960 is 6990431.

13409960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13409951) and next prime (13409969).

It can be written as a sum of positive squares in 2 ways, for example, as 12859396 + 550564 = 3586^2 + 742^2 .

It is not an unprimeable number, because it can be changed into a prime (13409969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167585 + ... + 167664.

Almost surely, 2^13409960 is an apocalyptic number.

13409960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13409960 is an abundant number, since it is smaller than the sum of its proper divisors (16762540).

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

13409960 is a wasteful number, since it uses less digits than its factorization.

13409960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335260 (or 335256 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 13409960 is about 3661.9612231699. The cubic root of 13409960 is about 237.5796076623.

The spelling of 13409960 in words is "thirteen million, four hundred nine thousand, nine hundred sixty".