40162166 has 8 divisors (see below), whose sum is σ = 65719944. Its totient is φ = 18255520.

The previous prime is 40162159. The next prime is 40162189. The reversal of 40162166 is 66126104.

It is a happy number.

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

It is a super-2 number, since 2×40162166² = 3225999155623112, which contains 22 as substring.

It is a congruent 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, 912755 + ... + 912798.

It is an arithmetic number, because the mean of its divisors is an integer number (8214993).

Almost surely, 2^40162166 is an apocalyptic number.

40162166 is a deficient number, since it is larger than the sum of its proper divisors (25557778).

40162166 is a wasteful number, since it uses less digits than its factorization.

40162166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825566.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 40162166 is about 6337.3627006824. The cubic root of 40162166 is about 342.4567327730.

The spelling of 40162166 in words is "forty million, one hundred sixty-two thousand, one hundred sixty-six".