252265577 has 4 divisors (see below), whose sum is σ = 260964420. Its totient is φ = 243566736.

The previous prime is 252265553. The next prime is 252265609. The reversal of 252265577 is 775562252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 103815721 + 148449856 = 10189^2 + 12184^2 .

It is a cyclic number.

It is not a de Polignac number, because 252265577 - 2¹⁶ = 252200041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252225577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4349378 + ... + 4349435.

It is an arithmetic number, because the mean of its divisors is an integer number (65241105).

Almost surely, 2^252265577 is an apocalyptic number.

It is an amenable number.

252265577 is a deficient number, since it is larger than the sum of its proper divisors (8698843).

252265577 is an equidigital number, since it uses as much as digits as its factorization.

252265577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8698842.

The product of its digits is 294000, while the sum is 41.

The square root of 252265577 is about 15882.8705528944. The cubic root of 252265577 is about 631.8577707302.

It can be divided in two parts, 25226 and 5577, that added together give a palindrome (30803).

The spelling of 252265577 in words is "two hundred fifty-two million, two hundred sixty-five thousand, five hundred seventy-seven".