42266860 has 12 divisors (see below), whose sum is σ = 88760448. Its totient is φ = 16906736.

The previous prime is 42266843. The next prime is 42266921. The reversal of 42266860 is 6866224.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056652 + ... + 1056691.

It is an arithmetic number, because the mean of its divisors is an integer number (7396704).

Almost surely, 2^42266860 is an apocalyptic number.

It is an amenable number.

42266860 is an abundant number, since it is smaller than the sum of its proper divisors (46493588).

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

42266860 is a wasteful number, since it uses less digits than its factorization.

42266860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113352 (or 2113350 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 42266860 is about 6501.2967937174. The cubic root of 42266860 is about 348.3373111171.

The spelling of 42266860 in words is "forty-two million, two hundred sixty-six thousand, eight hundred sixty".