252166339 has 8 divisors (see below), whose sum is σ = 261144000. Its totient is φ = 243207552.

The previous prime is 252166337. The next prime is 252166349. The reversal of 252166339 is 933661252.

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 252166339 - 2¹ = 252166337 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 252166298 and 252166307.

It is not an unprimeable number, because it can be changed into a prime (252166331) 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 7 ways as a sum of consecutive naturals, for example, 25947 + ... + 34315.

It is an arithmetic number, because the mean of its divisors is an integer number (32643000).

Almost surely, 2^252166339 is an apocalyptic number.

252166339 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

252166339 is a deficient number, since it is larger than the sum of its proper divisors (8977661).

252166339 is a wasteful number, since it uses less digits than its factorization.

252166339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9437.

The product of its digits is 58320, while the sum is 37.

The square root of 252166339 is about 15879.7461881480. The cubic root of 252166339 is about 631.7749049843.

The spelling of 252166339 in words is "two hundred fifty-two million, one hundred sixty-six thousand, three hundred thirty-nine".