40213606 has 4 divisors (see below), whose sum is σ = 60320412. Its totient is φ = 20106802.

The previous prime is 40213597. The next prime is 40213627. The reversal of 40213606 is 60631204.

40213606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10053400 + ... + 10053403.

It is an arithmetic number, because the mean of its divisors is an integer number (15080103).

Almost surely, 2^40213606 is an apocalyptic number.

40213606 is a deficient number, since it is larger than the sum of its proper divisors (20106806).

40213606 is a wasteful number, since it uses less digits than its factorization.

40213606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20106805.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 40213606 is about 6341.4198725522. The cubic root of 40213606 is about 342.6028774372.

The spelling of 40213606 in words is "forty million, two hundred thirteen thousand, six hundred six".