252790467 has 4 divisors (see below), whose sum is σ = 337053960. Its totient is φ = 168526976.

The previous prime is 252790429. The next prime is 252790501. The reversal of 252790467 is 764097252.

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

It is a cyclic number.

It is not a de Polignac number, because 252790467 - 2⁶ = 252790403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252790067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42131742 + ... + 42131747.

It is an arithmetic number, because the mean of its divisors is an integer number (84263490).

Almost surely, 2^252790467 is an apocalyptic number.

252790467 is a deficient number, since it is larger than the sum of its proper divisors (84263493).

252790467 is an equidigital number, since it uses as much as digits as its factorization.

252790467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84263492.

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 252790467 is about 15899.3857428518. The cubic root of 252790467 is about 632.2957034687.

The spelling of 252790467 in words is "two hundred fifty-two million, seven hundred ninety thousand, four hundred sixty-seven".