252948506 has 4 divisors (see below), whose sum is σ = 379422762. Its totient is φ = 126474252.

The previous prime is 252948481. The next prime is 252948523. The reversal of 252948506 is 605849252.

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

It can be written as a sum of positive squares in only one way, i.e., 216237025 + 36711481 = 14705^2 + 6059^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 63237125 + ... + 63237128.

Almost surely, 2^252948506 is an apocalyptic number.

252948506 is a deficient number, since it is larger than the sum of its proper divisors (126474256).

252948506 is a wasteful number, since it uses less digits than its factorization.

252948506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126474255.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 252948506 is about 15904.3549381922. The cubic root of 252948506 is about 632.4274417749.

The spelling of 252948506 in words is "two hundred fifty-two million, nine hundred forty-eight thousand, five hundred six".