3897206233 has 2 divisors, whose sum is σ = 3897206234. Its totient is φ = 3897206232.

The previous prime is 3897206213. The next prime is 3897206239. The reversal of 3897206233 is 3326027983.

3897206233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3410209609 + 486996624 = 58397^2 + 22068^2 .

It is an emirp because it is prime and its reverse (3326027983) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3897206233 - 2²¹ = 3895109081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3897206233.

It is not a weakly prime, because it can be changed into another prime (3897206239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1948603116 + 1948603117.

It is an arithmetic number, because the mean of its divisors is an integer number (1948603117).

Almost surely, 2^3897206233 is an apocalyptic number.

It is an amenable number.

3897206233 is a deficient number, since it is larger than the sum of its proper divisors (1).

3897206233 is an equidigital number, since it uses as much as digits as its factorization.

3897206233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 3897206233 is about 62427.6079391162. The cubic root of 3897206233 is about 1573.6849670650.

The spelling of 3897206233 in words is "three billion, eight hundred ninety-seven million, two hundred six thousand, two hundred thirty-three".