66252342 has 32 divisors (see below), whose sum is σ = 143039232. Its totient is φ = 20336544.

The previous prime is 66252337. The next prime is 66252359. The reversal of 66252342 is 24325266.

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 15 ways as a sum of consecutive naturals, for example, 45063 + ... + 46509.

It is an arithmetic number, because the mean of its divisors is an integer number (4469976).

Almost surely, 2^66252342 is an apocalyptic number.

66252342 is an abundant number, since it is smaller than the sum of its proper divisors (76786890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66252342 is a wasteful number, since it uses less digits than its factorization.

66252342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052.

The product of its digits is 17280, while the sum is 30.

The square root of 66252342 is about 8139.5541646948. The cubic root of 66252342 is about 404.6383847322.

The spelling of 66252342 in words is "sixty-six million, two hundred fifty-two thousand, three hundred forty-two".