252437459 has 8 divisors (see below), whose sum is σ = 260928240. Its totient is φ = 244087200.

The previous prime is 252437453. The next prime is 252437461. The reversal of 252437459 is 954734252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252437459 - 2¹⁶ = 252371923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252437453) 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 in 7 ways as a sum of consecutive naturals, for example, 31472 + ... + 38669.

It is an arithmetic number, because the mean of its divisors is an integer number (32616030).

Almost surely, 2^252437459 is an apocalyptic number.

252437459 is a deficient number, since it is larger than the sum of its proper divisors (8490781).

252437459 is an equidigital number, since it uses as much as digits as its factorization.

252437459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70261.

The product of its digits is 302400, while the sum is 41.

The square root of 252437459 is about 15888.2805551765. The cubic root of 252437459 is about 632.0012442893.

The spelling of 252437459 in words is "two hundred fifty-two million, four hundred thirty-seven thousand, four hundred fifty-nine".