40022167 has 4 divisors (see below), whose sum is σ = 40042296. Its totient is φ = 40002040.

The previous prime is 40022153. The next prime is 40022219. The reversal of 40022167 is 76122004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40022167 - 2¹¹ = 40020119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40022107) 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, 6709 + ... + 11182.

It is an arithmetic number, because the mean of its divisors is an integer number (10010574).

Almost surely, 2^40022167 is an apocalyptic number.

40022167 is a deficient number, since it is larger than the sum of its proper divisors (20129).

40022167 is a wasteful number, since it uses less digits than its factorization.

40022167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20128.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 40022167 is about 6326.3075328346. The cubic root of 40022167 is about 342.0583527303.

The spelling of 40022167 in words is "forty million, twenty-two thousand, one hundred sixty-seven".