2885249957 has 2 divisors, whose sum is σ = 2885249958. Its totient is φ = 2885249956.

The previous prime is 2885249953. The next prime is 2885250031. The reversal of 2885249957 is 7599425882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2712222241 + 173027716 = 52079^2 + 13154^2 .

It is a cyclic number.

It is not a de Polignac number, because 2885249957 - 2² = 2885249953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2885249896 and 2885249905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2885249953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1442624978 + 1442624979.

It is an arithmetic number, because the mean of its divisors is an integer number (1442624979).

Almost surely, 2^2885249957 is an apocalyptic number.

It is an amenable number.

2885249957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2885249957 is an equidigital number, since it uses as much as digits as its factorization.

2885249957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14515200, while the sum is 59.

The square root of 2885249957 is about 53714.5227755027. The cubic root of 2885249957 is about 1423.6213126157.

The spelling of 2885249957 in words is "two billion, eight hundred eighty-five million, two hundred forty-nine thousand, nine hundred fifty-seven".