40468866 has 16 divisors (see below), whose sum is σ = 81681600. Its totient is φ = 13365648.

The previous prime is 40468859. The next prime is 40468903. The reversal of 40468866 is 66886404.

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, 30286 + ... + 31593.

It is an arithmetic number, because the mean of its divisors is an integer number (5105100).

Almost surely, 2^40468866 is an apocalyptic number.

40468866 is an abundant number, since it is smaller than the sum of its proper divisors (41212734).

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

40468866 is a wasteful number, since it uses less digits than its factorization.

40468866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61993.

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 40468866 is about 6361.5144423321. The cubic root of 40468866 is about 343.3262513595.

The spelling of 40468866 in words is "forty million, four hundred sixty-eight thousand, eight hundred sixty-six".