13032428 has 6 divisors (see below), whose sum is σ = 22806756. Its totient is φ = 6516212.

The previous prime is 13032427. The next prime is 13032449. The reversal of 13032428 is 82423031.

It is not an unprimeable number, because it can be changed into a prime (13032427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1629050 + ... + 1629057.

It is an arithmetic number, because the mean of its divisors is an integer number (3801126).

Almost surely, 2^13032428 is an apocalyptic number.

It is an amenable number.

13032428 is a deficient number, since it is larger than the sum of its proper divisors (9774328).

13032428 is a wasteful number, since it uses less digits than its factorization.

13032428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3258111 (or 3258109 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 13032428 is about 3610.0454290770. The cubic root of 13032428 is about 235.3288168973.

Adding to 13032428 its reverse (82423031), we get a palindrome (95455459).

The spelling of 13032428 in words is "thirteen million, thirty-two thousand, four hundred twenty-eight".