3989501201 has 4 divisors (see below), whose sum is σ = 4559429952. Its totient is φ = 3419572452.

The previous prime is 3989501167. The next prime is 3989501237. The reversal of 3989501201 is 1021059893.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3989501201 is a prime.

It is a super-2 number, since 2×3989501201² = 31832239665560884802, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3989501101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284964365 + ... + 284964378.

It is an arithmetic number, because the mean of its divisors is an integer number (1139857488).

Almost surely, 2^3989501201 is an apocalyptic number.

It is an amenable number.

3989501201 is a deficient number, since it is larger than the sum of its proper divisors (569928751).

3989501201 is an equidigital number, since it uses as much as digits as its factorization.

3989501201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569928750.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 3989501201 is about 63162.4983752226. The cubic root of 3989501201 is about 1586.0110180693.

The spelling of 3989501201 in words is "three billion, nine hundred eighty-nine million, five hundred one thousand, two hundred one".