573679640 has 16 divisors (see below), whose sum is σ = 1290779280. Its totient is φ = 229471840.

The previous prime is 573679633. The next prime is 573679657. The reversal of 573679640 is 46976375.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7170956 + ... + 7171035.

It is an arithmetic number, because the mean of its divisors is an integer number (80673705).

Almost surely, 2^573679640 is an apocalyptic number.

It is an amenable number.

573679640 is an abundant number, since it is smaller than the sum of its proper divisors (717099640).

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

573679640 is a wasteful number, since it uses less digits than its factorization.

573679640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14342002 (or 14341998 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 47.

The square root of 573679640 is about 23951.6103842727. The cubic root of 573679640 is about 830.9147702091.

The spelling of 573679640 in words is "five hundred seventy-three million, six hundred seventy-nine thousand, six hundred forty".