7897200833 has 2 divisors, whose sum is σ = 7897200834. Its totient is φ = 7897200832.

The previous prime is 7897200781. The next prime is 7897200847. The reversal of 7897200833 is 3380027987.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7605235264 + 291965569 = 87208^2 + 17087^2 .

It is a cyclic number.

It is not a de Polignac number, because 7897200833 - 2¹² = 7897196737 is a prime.

It is not a weakly prime, because it can be changed into another prime (7897200533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3948600416 + 3948600417.

It is an arithmetic number, because the mean of its divisors is an integer number (3948600417).

Almost surely, 2^7897200833 is an apocalyptic number.

It is an amenable number.

7897200833 is a deficient number, since it is larger than the sum of its proper divisors (1).

7897200833 is an equidigital number, since it uses as much as digits as its factorization.

7897200833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 7897200833 is about 88866.1962334385. The cubic root of 7897200833 is about 1991.3964452432.

The spelling of 7897200833 in words is "seven billion, eight hundred ninety-seven million, two hundred thousand, eight hundred thirty-three".