321294425 has 6 divisors (see below), whose sum is σ = 398405118. Its totient is φ = 257035520.

The previous prime is 321294403. The next prime is 321294431. The reversal of 321294425 is 524492123.

It can be written as a sum of positive squares in 3 ways, for example, as 24649 + 321269776 = 157^2 + 17924^2 .

It is a de Polignac number, because none of the positive numbers 2^k-321294425 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321294391 and 321294400.

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, 6425864 + ... + 6425913.

It is an arithmetic number, because the mean of its divisors is an integer number (66400853).

Almost surely, 2^321294425 is an apocalyptic number.

It is an amenable number.

321294425 is a deficient number, since it is larger than the sum of its proper divisors (77110693).

321294425 is a wasteful number, since it uses less digits than its factorization.

321294425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12851787 (or 12851782 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 321294425 is about 17924.6875844462. The cubic root of 321294425 is about 684.9114027528.

The spelling of 321294425 in words is "three hundred twenty-one million, two hundred ninety-four thousand, four hundred twenty-five".