42266116 has 6 divisors (see below), whose sum is σ = 73965710. Its totient is φ = 21133056.

The previous prime is 42266093. The next prime is 42266117. The reversal of 42266116 is 61166224.

It can be written as a sum of positive squares in only one way, i.e., 27520516 + 14745600 = 5246^2 + 3840^2 .

It is not an unprimeable number, because it can be changed into a prime (42266117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5283261 + ... + 5283268.

Almost surely, 2^42266116 is an apocalyptic number.

It is an amenable number.

42266116 is a deficient number, since it is larger than the sum of its proper divisors (31699594).

42266116 is a wasteful number, since it uses less digits than its factorization.

42266116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10566533 (or 10566531 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 42266116 is about 6501.2395741120. The cubic root of 42266116 is about 348.3352672425.

The spelling of 42266116 in words is "forty-two million, two hundred sixty-six thousand, one hundred sixteen".