42064766 has 8 divisors (see below), whose sum is σ = 66808800. Its totient is φ = 19795168.

The previous prime is 42064753. The next prime is 42064787. The reversal of 42064766 is 66746024.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618566 + ... + 618633.

It is an arithmetic number, because the mean of its divisors is an integer number (8351100).

Almost surely, 2^42064766 is an apocalyptic number.

42064766 is a deficient number, since it is larger than the sum of its proper divisors (24744034).

42064766 is a wasteful number, since it uses less digits than its factorization.

42064766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237218.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 42064766 is about 6485.7355789455. The cubic root of 42064766 is about 347.7812460134.

The spelling of 42064766 in words is "forty-two million, sixty-four thousand, seven hundred sixty-six".