252632777 has 2 divisors, whose sum is σ = 252632778. Its totient is φ = 252632776.

The previous prime is 252632773. The next prime is 252632791. The reversal of 252632777 is 777236252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143304841 + 109327936 = 11971^2 + 10456^2 .

It is a cyclic number.

It is not a de Polignac number, because 252632777 - 2² = 252632773 is a prime.

It is not a weakly prime, because it can be changed into another prime (252632773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126316388 + 126316389.

It is an arithmetic number, because the mean of its divisors is an integer number (126316389).

Almost surely, 2^252632777 is an apocalyptic number.

It is an amenable number.

252632777 is a deficient number, since it is larger than the sum of its proper divisors (1).

252632777 is an equidigital number, since it uses as much as digits as its factorization.

252632777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 246960, while the sum is 41.

The square root of 252632777 is about 15894.4259726484. The cubic root of 252632777 is about 632.1642013462.

The spelling of 252632777 in words is "two hundred fifty-two million, six hundred thirty-two thousand, seven hundred seventy-seven".