650474788 has 6 divisors (see below), whose sum is σ = 1138330886. Its totient is φ = 325237392.

The previous prime is 650474779. The next prime is 650474789. The reversal of 650474788 is 887474056.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 415833664 + 234641124 = 20392^2 + 15318^2 .

It is not an unprimeable number, because it can be changed into a prime (650474789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81309345 + ... + 81309352.

Almost surely, 2^650474788 is an apocalyptic number.

It is an amenable number.

650474788 is a deficient number, since it is larger than the sum of its proper divisors (487856098).

650474788 is a wasteful number, since it uses less digits than its factorization.

650474788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162618701 (or 162618699 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 49.

The square root of 650474788 is about 25504.4072269873. The cubic root of 650474788 is about 866.4499667943.

The spelling of 650474788 in words is "six hundred fifty million, four hundred seventy-four thousand, seven hundred eighty-eight".