649353322 has 8 divisors (see below), whose sum is σ = 985765536. Its totient is φ = 320764812.

The previous prime is 649353317. The next prime is 649353389. The reversal of 649353322 is 223353946.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1955718 + ... + 1956049.

It is an arithmetic number, because the mean of its divisors is an integer number (123220692).

Almost surely, 2^649353322 is an apocalyptic number.

649353322 is a deficient number, since it is larger than the sum of its proper divisors (336412214).

649353322 is a wasteful number, since it uses less digits than its factorization.

649353322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3911852.

The product of its digits is 116640, while the sum is 37.

The square root of 649353322 is about 25482.4120129944. The cubic root of 649353322 is about 865.9517393683.

The spelling of 649353322 in words is "six hundred forty-nine million, three hundred fifty-three thousand, three hundred twenty-two".