42066762 has 32 divisors (see below), whose sum is σ = 87393600. Its totient is φ = 13483008.

The previous prime is 42066751. The next prime is 42066763. The reversal of 42066762 is 26766024.

It is a super-2 number, since 2×42066762² = 3539224930329288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42066763) 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 15 ways as a sum of consecutive naturals, for example, 72618 + ... + 73194.

It is an arithmetic number, because the mean of its divisors is an integer number (2731050).

Almost surely, 2^42066762 is an apocalyptic number.

42066762 is an abundant number, since it is smaller than the sum of its proper divisors (45326838).

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

42066762 is a wasteful number, since it uses less digits than its factorization.

42066762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 42066762 is about 6485.8894532670. The cubic root of 42066762 is about 347.7867467404.

The spelling of 42066762 in words is "forty-two million, sixty-six thousand, seven hundred sixty-two".