252606049 has 2 divisors, whose sum is σ = 252606050. Its totient is φ = 252606048.

The previous prime is 252606019. The next prime is 252606091. The reversal of 252606049 is 940606252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252174400 + 431649 = 15880^2 + 657^2 .

It is a cyclic number.

It is not a de Polignac number, because 252606049 - 2⁵ = 252606017 is a prime.

It is not a weakly prime, because it can be changed into another prime (252606019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126303024 + 126303025.

It is an arithmetic number, because the mean of its divisors is an integer number (126303025).

Almost surely, 2^252606049 is an apocalyptic number.

It is an amenable number.

252606049 is a deficient number, since it is larger than the sum of its proper divisors (1).

252606049 is an equidigital number, since it uses as much as digits as its factorization.

252606049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 252606049 is about 15893.5851525073. The cubic root of 252606049 is about 632.1419066927.

The spelling of 252606049 in words is "two hundred fifty-two million, six hundred six thousand, forty-nine".