3650997772 has 12 divisors (see below), whose sum is σ = 6438019896. Its totient is φ = 1811563520.

The previous prime is 3650997761. The next prime is 3650997781. The reversal of 3650997772 is 2777990563.

It is a happy number.

It is a super-2 number, since 2×3650997772² = 26659569462297927968, which contains 22 as substring.

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, 3483253 + ... + 3484300.

It is an arithmetic number, because the mean of its divisors is an integer number (536501658).

Almost surely, 2^3650997772 is an apocalyptic number.

It is an amenable number.

3650997772 is a deficient number, since it is larger than the sum of its proper divisors (2787022124).

3650997772 is a wasteful number, since it uses less digits than its factorization.

3650997772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6967688 (or 6967686 counting only the distinct ones).

The product of its (nonzero) digits is 5000940, while the sum is 55.

The square root of 3650997772 is about 60423.4869235465. The cubic root of 3650997772 is about 1539.8220084387.

The spelling of 3650997772 in words is "three billion, six hundred fifty million, nine hundred ninety-seven thousand, seven hundred seventy-two".