671248722 has 32 divisors (see below), whose sum is σ = 1361562048. Its totient is φ = 220583936.

The previous prime is 671248717. The next prime is 671248729. The reversal of 671248722 is 227842176.

It is not an unprimeable number, because it can be changed into a prime (671248729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294178 + ... + 296450.

It is an arithmetic number, because the mean of its divisors is an integer number (42548814).

Almost surely, 2^671248722 is an apocalyptic number.

671248722 is an abundant number, since it is smaller than the sum of its proper divisors (690313326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

671248722 is a wasteful number, since it uses less digits than its factorization.

671248722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954.

The product of its digits is 75264, while the sum is 39.

The square root of 671248722 is about 25908.4681523243. The cubic root of 671248722 is about 875.5772939226.

The spelling of 671248722 in words is "six hundred seventy-one million, two hundred forty-eight thousand, seven hundred twenty-two".