40060866 has 16 divisors (see below), whose sum is σ = 82706688. Its totient is φ = 12922800.

The previous prime is 40060859. The next prime is 40060877. The reversal of 40060866 is 66806004.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107505 + ... + 107876.

It is an arithmetic number, because the mean of its divisors is an integer number (5169168).

Almost surely, 2^40060866 is an apocalyptic number.

40060866 is an abundant number, since it is smaller than the sum of its proper divisors (42645822).

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

40060866 is a wasteful number, since it uses less digits than its factorization.

40060866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215417.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40060866 is about 6329.3653710305. The cubic root of 40060866 is about 342.1685670849.

The spelling of 40060866 in words is "forty million, sixty thousand, eight hundred sixty-six".