40220067 has 8 divisors (see below), whose sum is σ = 54013120. Its totient is φ = 26620200.

The previous prime is 40220053. The next prime is 40220069. The reversal of 40220067 is 76002204.

It is a happy number.

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

It is not a de Polignac number, because 40220067 - 2¹⁰ = 40219043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40220069) 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, 47809 + ... + 48642.

It is an arithmetic number, because the mean of its divisors is an integer number (6751640).

Almost surely, 2^40220067 is an apocalyptic number.

40220067 is a deficient number, since it is larger than the sum of its proper divisors (13793053).

40220067 is a wasteful number, since it uses less digits than its factorization.

40220067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96593.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40220067 is about 6341.9292805896. The cubic root of 40220067 is about 342.6212247817.

The spelling of 40220067 in words is "forty million, two hundred twenty thousand, sixty-seven".