42268626 has 12 divisors (see below), whose sum is σ = 91582062. Its totient is φ = 14089536.

The previous prime is 42268621. The next prime is 42268627. The reversal of 42268626 is 62686224.

42268626 is a `hidden beast` number, since 4 + 2 + 26 + 8 + 626 = 666.

It can be written as a sum of positive squares in only one way, i.e., 42263001 + 5625 = 6501^2 + 75^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42268621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1174111 + ... + 1174146.

Almost surely, 2^42268626 is an apocalyptic number.

42268626 is an abundant number, since it is smaller than the sum of its proper divisors (49313436).

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

42268626 is a wasteful number, since it uses less digits than its factorization.

42268626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348265 (or 2348262 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 42268626 is about 6501.4326113557. The cubic root of 42268626 is about 348.3421624760.

The spelling of 42268626 in words is "forty-two million, two hundred sixty-eight thousand, six hundred twenty-six".