13371240 has 32 divisors (see below), whose sum is σ = 40114080. Its totient is φ = 3565632.

The previous prime is 13371227. The next prime is 13371247. The reversal of 13371240 is 4217331.

It is not an unprimeable number, because it can be changed into a prime (13371247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55594 + ... + 55833.

It is an arithmetic number, because the mean of its divisors is an integer number (1253565).

Almost surely, 2^13371240 is an apocalyptic number.

13371240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13371240 is an abundant number, since it is smaller than the sum of its proper divisors (26742840).

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

13371240 is a wasteful number, since it uses less digits than its factorization.

13371240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111441 (or 111437 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 13371240 is about 3656.6706168317. The cubic root of 13371240 is about 237.3507242934.

Adding to 13371240 its reverse (4217331), we get a palindrome (17588571).

The spelling of 13371240 in words is "thirteen million, three hundred seventy-one thousand, two hundred forty".