650149746 has 16 divisors (see below), whose sum is σ = 1300731744. Its totient is φ = 216644544.

The previous prime is 650149741. The next prime is 650149783. The reversal of 650149746 is 647941056.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 650149698 and 650149707.

It is not an unprimeable number, because it can be changed into a prime (650149741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3525 + ... + 36231.

It is an arithmetic number, because the mean of its divisors is an integer number (81295734).

Almost surely, 2^650149746 is an apocalyptic number.

650149746 is an abundant number, since it is smaller than the sum of its proper divisors (650581998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

650149746 is a wasteful number, since it uses less digits than its factorization.

650149746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36025.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 650149746 is about 25498.0341595190. The cubic root of 650149746 is about 866.3056211774.

The spelling of 650149746 in words is "six hundred fifty million, one hundred forty-nine thousand, seven hundred forty-six".