66434262 has 16 divisors (see below), whose sum is σ = 133750272. Its totient is φ = 21997800.

The previous prime is 66434257. The next prime is 66434293. The reversal of 66434262 is 26243466.

It is a super-2 number, since 2×66434262² = 8827022334969288, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 35758 + ... + 37569.

It is an arithmetic number, because the mean of its divisors is an integer number (8359392).

Almost surely, 2^66434262 is an apocalyptic number.

66434262 is an abundant number, since it is smaller than the sum of its proper divisors (67316010).

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

66434262 is a wasteful number, since it uses less digits than its factorization.

66434262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73483.

The product of its digits is 41472, while the sum is 33.

The square root of 66434262 is about 8150.7215631501. The cubic root of 66434262 is about 405.0084070805.

The spelling of 66434262 in words is "sixty-six million, four hundred thirty-four thousand, two hundred sixty-two".