40058666 has 8 divisors (see below), whose sum is σ = 60282144. Its totient is φ = 19964620.

The previous prime is 40058659. The next prime is 40058693. The reversal of 40058666 is 66685004.

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

It is a house 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, 31580 + ... + 32823.

It is an arithmetic number, because the mean of its divisors is an integer number (7535268).

Almost surely, 2^40058666 is an apocalyptic number.

40058666 is a deficient number, since it is larger than the sum of its proper divisors (20223478).

40058666 is a wasteful number, since it uses less digits than its factorization.

40058666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64716.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 40058666 is about 6329.1915755490. The cubic root of 40058666 is about 342.1623034108.

The spelling of 40058666 in words is "forty million, fifty-eight thousand, six hundred sixty-six".