42267782 has 16 divisors (see below), whose sum is σ = 64323072. Its totient is φ = 20829000.

The previous prime is 42267781. The next prime is 42267809. The reversal of 42267782 is 28776224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42267781) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 55907 + ... + 56657.

It is an arithmetic number, because the mean of its divisors is an integer number (4020192).

Almost surely, 2^42267782 is an apocalyptic number.

42267782 is a deficient number, since it is larger than the sum of its proper divisors (22055290).

42267782 is a wasteful number, since it uses less digits than its factorization.

42267782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123.

The product of its digits is 75264, while the sum is 38.

The square root of 42267782 is about 6501.3677022608. The cubic root of 42267782 is about 348.3398439498.

The spelling of 42267782 in words is "forty-two million, two hundred sixty-seven thousand, seven hundred eighty-two".