40086213 has 8 divisors (see below), whose sum is σ = 53479968. Its totient is φ = 26708304.

The previous prime is 40086203. The next prime is 40086229. The reversal of 40086213 is 31268004.

It is a happy number.

40086213 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 not a de Polignac number, because 40086213 - 2⁹ = 40085701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40086203) 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, 4570 + ... + 10052.

It is an arithmetic number, because the mean of its divisors is an integer number (6684996).

Almost surely, 2^40086213 is an apocalyptic number.

It is an amenable number.

40086213 is a deficient number, since it is larger than the sum of its proper divisors (13393755).

40086213 is a wasteful number, since it uses less digits than its factorization.

40086213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7923.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 40086213 is about 6331.3673878555. The cubic root of 40086213 is about 342.2407166165.

The spelling of 40086213 in words is "forty million, eighty-six thousand, two hundred thirteen".