650309906 has 8 divisors (see below), whose sum is σ = 990024240. Its totient is φ = 320301828.

The previous prime is 650309899. The next prime is 650309923. The reversal of 650309906 is 609903056.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 650309906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2426396 + ... + 2426663.

It is an arithmetic number, because the mean of its divisors is an integer number (123753030).

Almost surely, 2^650309906 is an apocalyptic number.

650309906 is a deficient number, since it is larger than the sum of its proper divisors (339714334).

650309906 is a wasteful number, since it uses less digits than its factorization.

650309906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4853128.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 650309906 is about 25501.1746003983. The cubic root of 650309906 is about 866.3767515170.

The spelling of 650309906 in words is "six hundred fifty million, three hundred nine thousand, nine hundred six".