671428292 has 12 divisors (see below), whose sum is σ = 1175213760. Its totient is φ = 335652936.

The previous prime is 671428291. The next prime is 671428301. The reversal of 671428292 is 292824176.

It is not an unprimeable number, because it can be changed into a prime (671428291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16913 + ... + 40359.

It is an arithmetic number, because the mean of its divisors is an integer number (97934480).

Almost surely, 2^671428292 is an apocalyptic number.

It is an amenable number.

671428292 is a deficient number, since it is larger than the sum of its proper divisors (503785468).

671428292 is a wasteful number, since it uses less digits than its factorization.

671428292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30610 (or 30608 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 671428292 is about 25911.9333898496. The cubic root of 671428292 is about 875.6553640384.

The spelling of 671428292 in words is "six hundred seventy-one million, four hundred twenty-eight thousand, two hundred ninety-two".