650545772 has 24 divisors (see below), whose sum is σ = 1145071200. Its totient is φ = 323389440.

The previous prime is 650545739. The next prime is 650545781. The reversal of 650545772 is 277545056.

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, 894473 + ... + 895199.

It is an arithmetic number, because the mean of its divisors is an integer number (47711300).

Almost surely, 2^650545772 is an apocalyptic number.

It is an amenable number.

650545772 is a deficient number, since it is larger than the sum of its proper divisors (494525428).

650545772 is a wasteful number, since it uses less digits than its factorization.

650545772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721 (or 1719 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 41.

The square root of 650545772 is about 25505.7987916474. The cubic root of 650545772 is about 866.4814831823.

The spelling of 650545772 in words is "six hundred fifty million, five hundred forty-five thousand, seven hundred seventy-two".