647346322 has 16 divisors (see below), whose sum is σ = 1133349120. Its totient is φ = 271531008.

The previous prime is 647346317. The next prime is 647346331. The reversal of 647346322 is 223643746.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491247 + ... + 492562.

It is an arithmetic number, because the mean of its divisors is an integer number (70834320).

Almost surely, 2^647346322 is an apocalyptic number.

647346322 is a deficient number, since it is larger than the sum of its proper divisors (486002798).

647346322 is a wasteful number, since it uses less digits than its factorization.

647346322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983865.

The product of its digits is 145152, while the sum is 37.

The square root of 647346322 is about 25443.0014345792. The cubic root of 647346322 is about 865.0586668753.

The spelling of 647346322 in words is "six hundred forty-seven million, three hundred forty-six thousand, three hundred twenty-two".