650612626 has 4 divisors (see below), whose sum is σ = 975918942. Its totient is φ = 325306312.

The previous prime is 650612623. The next prime is 650612629. The reversal of 650612626 is 626216056.

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

It is an interprime number because it is at equal distance from previous prime (650612623) and next prime (650612629).

It can be written as a sum of positive squares in only one way, i.e., 462895225 + 187717401 = 21515^2 + 13701^2 .

It is a super-2 number, since 2×650612626² = 846593578221231752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 650612591 and 650612600.

It is not an unprimeable number, because it can be changed into a prime (650612623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162653155 + ... + 162653158.

Almost surely, 2^650612626 is an apocalyptic number.

650612626 is a deficient number, since it is larger than the sum of its proper divisors (325306316).

650612626 is a wasteful number, since it uses less digits than its factorization.

650612626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325306315.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 650612626 is about 25507.1093226967. The cubic root of 650612626 is about 866.5111637834.

The spelling of 650612626 in words is "six hundred fifty million, six hundred twelve thousand, six hundred twenty-six".