42246766 has 8 divisors (see below), whose sum is σ = 66705480. Its totient is φ = 20011608.

The previous prime is 42246739. The next prime is 42246767. The reversal of 42246766 is 66764224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42246767) 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 3 ways as a sum of consecutive naturals, for example, 555841 + ... + 555916.

It is an arithmetic number, because the mean of its divisors is an integer number (8338185).

Almost surely, 2^42246766 is an apocalyptic number.

42246766 is a deficient number, since it is larger than the sum of its proper divisors (24458714).

42246766 is a wasteful number, since it uses less digits than its factorization.

42246766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111778.

The product of its digits is 96768, while the sum is 37.

The square root of 42246766 is about 6499.7512260086. The cubic root of 42246766 is about 348.2821015949.

The spelling of 42246766 in words is "forty-two million, two hundred forty-six thousand, seven hundred sixty-six".