40166355 has 8 divisors (see below), whose sum is σ = 64266192. Its totient is φ = 21422048.

The previous prime is 40166353. The next prime is 40166369. The reversal of 40166355 is 55366104.

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 40166355 - 2¹ = 40166353 is a prime.

It is a super-2 number, since 2×40166355² = 3226672147972050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40166353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1338864 + ... + 1338893.

It is an arithmetic number, because the mean of its divisors is an integer number (8033274).

Almost surely, 2^40166355 is an apocalyptic number.

40166355 is a deficient number, since it is larger than the sum of its proper divisors (24099837).

40166355 is a wasteful number, since it uses less digits than its factorization.

40166355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677765.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 40166355 is about 6337.6931923216. The cubic root of 40166355 is about 342.4686386828.

The spelling of 40166355 in words is "forty million, one hundred sixty-six thousand, three hundred fifty-five".