3651256132 has 12 divisors (see below), whose sum is σ = 6396582780. Its totient is φ = 1823661056.

The previous prime is 3651256129. The next prime is 3651256211. The reversal of 3651256132 is 2316521563.

It can be written as a sum of positive squares in 2 ways, for example, as 251666496 + 3399589636 = 15864^2 + 58306^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487573 + ... + 495004.

It is an arithmetic number, because the mean of its divisors is an integer number (533048565).

Almost surely, 2^3651256132 is an apocalyptic number.

It is an amenable number.

3651256132 is a deficient number, since it is larger than the sum of its proper divisors (2745326648).

3651256132 is a wasteful number, since it uses less digits than its factorization.

3651256132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983510 (or 983508 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 3651256132 is about 60425.6247961078. The cubic root of 3651256132 is about 1539.8583290151.

Adding to 3651256132 its reverse (2316521563), we get a palindrome (5967777695).

The spelling of 3651256132 in words is "three billion, six hundred fifty-one million, two hundred fifty-six thousand, one hundred thirty-two".