870592949 has 2 divisors, whose sum is σ = 870592950. Its totient is φ = 870592948.

The previous prime is 870592937. The next prime is 870592969. The reversal of 870592949 is 949295078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 599760100 + 270832849 = 24490^2 + 16457^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-870592949 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 870592949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870592969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435296474 + 435296475.

It is an arithmetic number, because the mean of its divisors is an integer number (435296475).

Almost surely, 2^870592949 is an apocalyptic number.

It is an amenable number.

870592949 is a deficient number, since it is larger than the sum of its proper divisors (1).

870592949 is an equidigital number, since it uses as much as digits as its factorization.

870592949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The square root of 870592949 is about 29505.8121223599. The cubic root of 870592949 is about 954.8571002252.

The spelling of 870592949 in words is "eight hundred seventy million, five hundred ninety-two thousand, nine hundred forty-nine".