3659947201 has 16 divisors (see below), whose sum is σ = 3732808320. Its totient is φ = 3588019200.

The previous prime is 3659947147. The next prime is 3659947229. The reversal of 3659947201 is 1027499563.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3659947201 - 2⁷ = 3659947073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3659947301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6997726 + ... + 6998248.

It is an arithmetic number, because the mean of its divisors is an integer number (233300520).

Almost surely, 2^3659947201 is an apocalyptic number.

It is an amenable number.

3659947201 is a deficient number, since it is larger than the sum of its proper divisors (72861119).

3659947201 is a wasteful number, since it uses less digits than its factorization.

3659947201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 3659947201 is about 60497.4974771684. The cubic root of 3659947201 is about 1541.0791335832.

The spelling of 3659947201 in words is "three billion, six hundred fifty-nine million, nine hundred forty-seven thousand, two hundred one".