42566970 has 32 divisors (see below), whose sum is σ = 102393792. Its totient is φ = 11325312.

The previous prime is 42566969. The next prime is 42567001. The reversal of 42566970 is 7966524.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 14334 + ... + 17046.

It is an arithmetic number, because the mean of its divisors is an integer number (3199806).

Almost surely, 2^42566970 is an apocalyptic number.

42566970 is an abundant number, since it is smaller than the sum of its proper divisors (59826822).

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

42566970 is a wasteful number, since it uses less digits than its factorization.

42566970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 42566970 is about 6524.3367479001. The cubic root of 42566970 is about 349.1598078206.

The spelling of 42566970 in words is "forty-two million, five hundred sixty-six thousand, nine hundred seventy".