12893402 has 8 divisors (see below), whose sum is σ = 19456416. Its totient is φ = 6407932.

The previous prime is 12893401. The next prime is 12893411. The reversal of 12893402 is 20439821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12893401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18968 + ... + 19635.

It is an arithmetic number, because the mean of its divisors is an integer number (2432052).

Almost surely, 2^12893402 is an apocalyptic number.

12893402 is a deficient number, since it is larger than the sum of its proper divisors (6563014).

12893402 is a wasteful number, since it uses less digits than its factorization.

12893402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38772.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 12893402 is about 3590.7383641808. The cubic root of 12893402 is about 234.4890179935.

The spelling of 12893402 in words is "twelve million, eight hundred ninety-three thousand, four hundred two".