13402252 has 24 divisors (see below), whose sum is σ = 23940000. Its totient is φ = 6564096.

The previous prime is 13402247. The next prime is 13402253. The reversal of 13402252 is 25220431.

It is not an unprimeable number, because it can be changed into a prime (13402253) 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, 67249 + ... + 67447.

It is an arithmetic number, because the mean of its divisors is an integer number (997500).

Almost surely, 2^13402252 is an apocalyptic number.

It is an amenable number.

13402252 is a deficient number, since it is larger than the sum of its proper divisors (10537748).

13402252 is a wasteful number, since it uses less digits than its factorization.

13402252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 463 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 13402252 is about 3660.9086303813. The cubic root of 13402252 is about 237.5340789509.

Adding to 13402252 its reverse (25220431), we get a palindrome (38622683).

The spelling of 13402252 in words is "thirteen million, four hundred two thousand, two hundred fifty-two".