3697064648 has 8 divisors (see below), whose sum is σ = 6931996230. Its totient is φ = 1848532320.

The previous prime is 3697064639. The next prime is 3697064659. The reversal of 3697064648 is 8464607963.

It can be written as a sum of positive squares in only one way, i.e., 2556111364 + 1140953284 = 50558^2 + 33778^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3697064648² = 27336574022982727808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3697064648.

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 as a sum of consecutive naturals, namely, 231066533 + ... + 231066548.

Almost surely, 2^3697064648 is an apocalyptic number.

It is an amenable number.

3697064648 is a deficient number, since it is larger than the sum of its proper divisors (3234931582).

3697064648 is a wasteful number, since it uses less digits than its factorization.

3697064648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462133087 (or 462133083 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 53.

The square root of 3697064648 is about 60803.4920707684. The cubic root of 3697064648 is about 1546.2712519291.

The spelling of 3697064648 in words is "three billion, six hundred ninety-seven million, sixty-four thousand, six hundred forty-eight".