42358266 has 24 divisors (see below), whose sum is σ = 94258164. Its totient is φ = 13737600.

The previous prime is 42358247. The next prime is 42358279. The reversal of 42358266 is 66285324.

42358266 is a `hidden beast` number, since 42 + 358 + 266 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 33977241 + 8381025 = 5829^2 + 2895^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42358266.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31135 + ... + 32466.

Almost surely, 2^42358266 is an apocalyptic number.

42358266 is an abundant number, since it is smaller than the sum of its proper divisors (51899898).

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

42358266 is a wasteful number, since it uses less digits than its factorization.

42358266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63646 (or 63643 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 42358266 is about 6508.3228254290. The cubic root of 42358266 is about 348.5882342232.

It can be divided in two parts, 42358 and 266, that added together give a palindrome (42624).

The spelling of 42358266 in words is "forty-two million, three hundred fifty-eight thousand, two hundred sixty-six".