40166101 has 8 divisors (see below), whose sum is σ = 41328000. Its totient is φ = 39012960.

The previous prime is 40166099. The next prime is 40166141. The reversal of 40166101 is 10166104.

It is a happy number.

40166101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 40166101 - 2¹ = 40166099 is a prime.

It is a super-2 number, since 2×40166101² = 3226631339084402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40166141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7750 + ... + 11848.

It is an arithmetic number, because the mean of its divisors is an integer number (5166000).

Almost surely, 2^40166101 is an apocalyptic number.

40166101 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40166101 is a deficient number, since it is larger than the sum of its proper divisors (1161899).

40166101 is a wasteful number, since it uses less digits than its factorization.

40166101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4379.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 40166101 is about 6337.6731534531. The cubic root of 40166101 is about 342.4679167916.

The spelling of 40166101 in words is "forty million, one hundred sixty-six thousand, one hundred one".