966806425 has 12 divisors (see below), whose sum is σ = 1291058860. Its totient is φ = 713949120.

The previous prime is 966806359. The next prime is 966806447. The reversal of 966806425 is 524608669.

It can be written as a sum of positive squares in 6 ways, for example, as 389509696 + 577296729 = 19736^2 + 24027^2 .

It is a de Polignac number, because none of the positive numbers 2^k-966806425 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1487070 + ... + 1487719.

Almost surely, 2^966806425 is an apocalyptic number.

It is an amenable number.

966806425 is a deficient number, since it is larger than the sum of its proper divisors (324252435).

966806425 is a wasteful number, since it uses less digits than its factorization.

966806425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974812 (or 2974807 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 966806425 is about 31093.5109789808. The cubic root of 966806425 is about 988.8107424792.

The spelling of 966806425 in words is "nine hundred sixty-six million, eight hundred six thousand, four hundred twenty-five".