650474947 has 2 divisors, whose sum is σ = 650474948. Its totient is φ = 650474946.

The previous prime is 650474939. The next prime is 650475053. The reversal of 650474947 is 749474056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 650474947 - 2³ = 650474939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650474897 and 650474906.

It is not a weakly prime, because it can be changed into another prime (650474917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325237473 + 325237474.

It is an arithmetic number, because the mean of its divisors is an integer number (325237474).

Almost surely, 2^650474947 is an apocalyptic number.

650474947 is a deficient number, since it is larger than the sum of its proper divisors (1).

650474947 is an equidigital number, since it uses as much as digits as its factorization.

650474947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 650474947 is about 25504.4103440954. The cubic root of 650474947 is about 866.4500373917.

The spelling of 650474947 in words is "six hundred fifty million, four hundred seventy-four thousand, nine hundred forty-seven".