3651628732 has 12 divisors (see below), whose sum is σ = 6414108120. Its totient is φ = 1819026416.

The previous prime is 3651628727. The next prime is 3651628751. The reversal of 3651628732 is 2378261563.

It is a congruent number.

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, 1695778 + ... + 1697929.

It is an arithmetic number, because the mean of its divisors is an integer number (534509010).

Almost surely, 2^3651628732 is an apocalyptic number.

It is an amenable number.

3651628732 is a deficient number, since it is larger than the sum of its proper divisors (2762479388).

3651628732 is a wasteful number, since it uses less digits than its factorization.

3651628732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3393980 (or 3393978 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 3651628732 is about 60428.7078465194. The cubic root of 3651628732 is about 1539.9107065784.

The spelling of 3651628732 in words is "three billion, six hundred fifty-one million, six hundred twenty-eight thousand, seven hundred thirty-two".