842762897 has 2 divisors, whose sum is σ = 842762898. Its totient is φ = 842762896.

The previous prime is 842762873. The next prime is 842762933. The reversal of 842762897 is 798267248.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 423701056 + 419061841 = 20584^2 + 20471^2 .

It is a cyclic number.

It is not a de Polignac number, because 842762897 - 2¹⁰ = 842761873 is a prime.

It is not a weakly prime, because it can be changed into another prime (842762857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421381448 + 421381449.

It is an arithmetic number, because the mean of its divisors is an integer number (421381449).

Almost surely, 2^842762897 is an apocalyptic number.

It is an amenable number.

842762897 is a deficient number, since it is larger than the sum of its proper divisors (1).

842762897 is an equidigital number, since it uses as much as digits as its factorization.

842762897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2709504, while the sum is 53.

The square root of 842762897 is about 29030.3788642174. The cubic root of 842762897 is about 944.5721482644.

The spelling of 842762897 in words is "eight hundred forty-two million, seven hundred sixty-two thousand, eight hundred ninety-seven".