42246866 has 8 divisors (see below), whose sum is σ = 63408000. Its totient is φ = 21110868.

The previous prime is 42246863. The next prime is 42246877. The reversal of 42246866 is 66864224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (42246863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1286 + ... + 9281.

It is an arithmetic number, because the mean of its divisors is an integer number (7926000).

Almost surely, 2^42246866 is an apocalyptic number.

42246866 is a deficient number, since it is larger than the sum of its proper divisors (21161134).

42246866 is a wasteful number, since it uses less digits than its factorization.

42246866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12568.

The product of its digits is 110592, while the sum is 38.

The square root of 42246866 is about 6499.7589186061. The cubic root of 42246866 is about 348.2823763945.

The spelling of 42246866 in words is "forty-two million, two hundred forty-six thousand, eight hundred sixty-six".