13428594 has 12 divisors (see below), whose sum is σ = 29095326. Its totient is φ = 4476192.

The previous prime is 13428563. The next prime is 13428617. The reversal of 13428594 is 49582431.

It can be written as a sum of positive squares in only one way, i.e., 13417569 + 11025 = 3663^2 + 105^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 372999 + ... + 373034.

Almost surely, 2^13428594 is an apocalyptic number.

13428594 is an abundant number, since it is smaller than the sum of its proper divisors (15666732).

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

13428594 is a wasteful number, since it uses less digits than its factorization.

13428594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746041 (or 746038 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 13428594 is about 3664.5046049910. The cubic root of 13428594 is about 237.6896007677.

The spelling of 13428594 in words is "thirteen million, four hundred twenty-eight thousand, five hundred ninety-four".