650220674 has 4 divisors (see below), whose sum is σ = 975331014. Its totient is φ = 325110336.

The previous prime is 650220671. The next prime is 650220689. The reversal of 650220674 is 476022056.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 458259649 + 191961025 = 21407^2 + 13855^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 650220674.

It is not an unprimeable number, because it can be changed into a prime (650220671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162555167 + ... + 162555170.

Almost surely, 2^650220674 is an apocalyptic number.

650220674 is a deficient number, since it is larger than the sum of its proper divisors (325110340).

650220674 is a wasteful number, since it uses less digits than its factorization.

650220674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325110339.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 650220674 is about 25499.4249739087. The cubic root of 650220674 is about 866.3371231973.

The spelling of 650220674 in words is "six hundred fifty million, two hundred twenty thousand, six hundred seventy-four".