651303332 has 6 divisors (see below), whose sum is σ = 1139780838. Its totient is φ = 325651664.

The previous prime is 651303313. The next prime is 651303347. The reversal of 651303332 is 233303156.

It can be written as a sum of positive squares in only one way, i.e., 619312996 + 31990336 = 24886^2 + 5656^2 .

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 as a sum of consecutive naturals, namely, 81412913 + ... + 81412920.

It is an arithmetic number, because the mean of its divisors is an integer number (189963473).

Almost surely, 2^651303332 is an apocalyptic number.

It is an amenable number.

651303332 is a deficient number, since it is larger than the sum of its proper divisors (488477506).

651303332 is a wasteful number, since it uses less digits than its factorization.

651303332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162825837 (or 162825835 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 651303332 is about 25520.6452112794. The cubic root of 651303332 is about 866.8176916954.

Adding to 651303332 its reverse (233303156), we get a palindrome (884606488).

The spelling of 651303332 in words is "six hundred fifty-one million, three hundred three thousand, three hundred thirty-two".