13033740 has 24 divisors (see below), whose sum is σ = 36494640. Its totient is φ = 3475648.

The previous prime is 13033729. The next prime is 13033751. The reversal of 13033740 is 4733031.

It is an interprime number because it is at equal distance from previous prime (13033729) and next prime (13033751).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108555 + ... + 108674.

It is an arithmetic number, because the mean of its divisors is an integer number (1520610).

Almost surely, 2^13033740 is an apocalyptic number.

13033740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13033740 is an abundant number, since it is smaller than the sum of its proper divisors (23460900).

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

13033740 is a wasteful number, since it uses less digits than its factorization.

13033740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217241 (or 217239 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 13033740 is about 3610.2271396686. The cubic root of 13033740 is about 235.3367136363.

Adding to 13033740 its reverse (4733031), we get a palindrome (17766771).

The spelling of 13033740 in words is "thirteen million, thirty-three thousand, seven hundred forty".