40210166 has 8 divisors (see below), whose sum is σ = 60495240. Its totient is φ = 20045088.

The previous prime is 40210147. The next prime is 40210169. The reversal of 40210166 is 66101204.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40210169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29156 + ... + 30503.

It is an arithmetic number, because the mean of its divisors is an integer number (7561905).

Almost surely, 2^40210166 is an apocalyptic number.

40210166 is a deficient number, since it is larger than the sum of its proper divisors (20285074).

40210166 is a wasteful number, since it uses less digits than its factorization.

40210166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59998.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 40210166 is about 6341.1486341198. The cubic root of 40210166 is about 342.5931080446.

The spelling of 40210166 in words is "forty million, two hundred ten thousand, one hundred sixty-six".