42568976 has 20 divisors (see below), whose sum is σ = 82722012. Its totient is φ = 21221376.

The previous prime is 42568963. The next prime is 42568991. The reversal of 42568976 is 67986524.

It can be written as a sum of positive squares in 2 ways, for example, as 17808400 + 24760576 = 4220^2 + 4976^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42568976.

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, 1880 + ... + 9416.

Almost surely, 2^42568976 is an apocalyptic number.

It is an amenable number.

42568976 is a deficient number, since it is larger than the sum of its proper divisors (40153036).

42568976 is a wasteful number, since it uses less digits than its factorization.

42568976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7898 (or 7892 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The square root of 42568976 is about 6524.4904781906. The cubic root of 42568976 is about 349.1652925393.

The spelling of 42568976 in words is "forty-two million, five hundred sixty-eight thousand, nine hundred seventy-six".