42612266 has 12 divisors (see below), whose sum is σ = 64359042. Its totient is φ = 21160104.

The previous prime is 42612247. The next prime is 42612289. The reversal of 42612266 is 66221624.

It can be written as a sum of positive squares in only one way, i.e., 35700625 + 6911641 = 5975^2 + 2629^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114056 + ... + 114428.

Almost surely, 2^42612266 is an apocalyptic number.

42612266 is a deficient number, since it is larger than the sum of its proper divisors (21746776).

42612266 is an equidigital number, since it uses as much as digits as its factorization.

42612266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853 (or 614 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 42612266 is about 6527.8071356314. The cubic root of 42612266 is about 349.2836122331.

The spelling of 42612266 in words is "forty-two million, six hundred twelve thousand, two hundred sixty-six".