42866164 has 24 divisors (see below), whose sum is σ = 83182176. Its totient is φ = 19164000.

The previous prime is 42866137. The next prime is 42866171. The reversal of 42866164 is 46166824.

42866164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 5302 + ... + 10669.

It is an arithmetic number, because the mean of its divisors is an integer number (3465924).

Almost surely, 2^42866164 is an apocalyptic number.

42866164 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42866164 is a deficient number, since it is larger than the sum of its proper divisors (40316012).

42866164 is a wasteful number, since it uses less digits than its factorization.

42866164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16047 (or 16045 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 42866164 is about 6547.2256719927. The cubic root of 42866164 is about 349.9759548107.

The spelling of 42866164 in words is "forty-two million, eight hundred sixty-six thousand, one hundred sixty-four".