650762949 has 8 divisors (see below), whose sum is σ = 869289952. Its totient is φ = 433038960.

The previous prime is 650762923. The next prime is 650762963. The reversal of 650762949 is 949267056.

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

It is not a de Polignac number, because 650762949 - 2¹² = 650758853 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 650762898 and 650762907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650762969) 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, 198859 + ... + 202104.

It is an arithmetic number, because the mean of its divisors is an integer number (108661244).

Almost surely, 2^650762949 is an apocalyptic number.

It is an amenable number.

650762949 is a deficient number, since it is larger than the sum of its proper divisors (218527003).

650762949 is a wasteful number, since it uses less digits than its factorization.

650762949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401507.

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 650762949 is about 25510.0558407856. The cubic root of 650762949 is about 866.5778939810.

The spelling of 650762949 in words is "six hundred fifty million, seven hundred sixty-two thousand, nine hundred forty-nine".