52166452 has 12 divisors (see below), whose sum is σ = 98313796. Its totient is φ = 24076800.

The previous prime is 52166437. The next prime is 52166467. The reversal of 52166452 is 25466125.

It is an interprime number because it is at equal distance from previous prime (52166437) and next prime (52166467).

It can be written as a sum of positive squares in 2 ways, for example, as 24561936 + 27604516 = 4956^2 + 5254^2 .

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 501549 + ... + 501652.

Almost surely, 2^52166452 is an apocalyptic number.

52166452 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

52166452 is a deficient number, since it is larger than the sum of its proper divisors (46147344).

52166452 is a wasteful number, since it uses less digits than its factorization.

52166452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003218 (or 1003216 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 52166452 is about 7222.6346993324. The cubic root of 52166452 is about 373.6489504339.

The spelling of 52166452 in words is "fifty-two million, one hundred sixty-six thousand, four hundred fifty-two".