3696646472 has 16 divisors (see below), whose sum is σ = 7170219900. Its totient is φ = 1784587840.

The previous prime is 3696646439. The next prime is 3696646511. The reversal of 3696646472 is 2746466963.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3691048516 + 5597956 = 60754^2 + 2366^2 .

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, 7966679 + ... + 7967142.

Almost surely, 2^3696646472 is an apocalyptic number.

It is an amenable number.

3696646472 is a deficient number, since it is larger than the sum of its proper divisors (3473573428).

3696646472 is a wasteful number, since it uses less digits than its factorization.

3696646472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15933856 (or 15933852 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 53.

The square root of 3696646472 is about 60800.0532236609. The cubic root of 3696646472 is about 1546.2129500085.

It can be divided in two parts, 36966 and 46472, that added together give a palindrome (83438).

The spelling of 3696646472 in words is "three billion, six hundred ninety-six million, six hundred forty-six thousand, four hundred seventy-two".