649527332 has 12 divisors (see below), whose sum is σ = 1136875740. Its totient is φ = 324705696.

The previous prime is 649527323. The next prime is 649527367. The reversal of 649527332 is 233725946.

It can be written as a sum of positive squares in 2 ways, for example, as 321700096 + 327827236 = 17936^2 + 18106^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 649527332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19658 + ... + 41054.

It is an arithmetic number, because the mean of its divisors is an integer number (94739645).

Almost surely, 2^649527332 is an apocalyptic number.

It is an amenable number.

649527332 is a deficient number, since it is larger than the sum of its proper divisors (487348408).

649527332 is a wasteful number, since it uses less digits than its factorization.

649527332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28990 (or 28988 counting only the distinct ones).

The product of its digits is 272160, while the sum is 41.

The square root of 649527332 is about 25485.8261000110. The cubic root of 649527332 is about 866.0290833962.

The spelling of 649527332 in words is "six hundred forty-nine million, five hundred twenty-seven thousand, three hundred thirty-two".