40322214 has 24 divisors (see below), whose sum is σ = 87485112. Its totient is φ = 13422240.

The previous prime is 40322213. The next prime is 40322263. The reversal of 40322214 is 41222304.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40322213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20122 + ... + 22034.

It is an arithmetic number, because the mean of its divisors is an integer number (3645213).

Almost surely, 2^40322214 is an apocalyptic number.

40322214 is an abundant number, since it is smaller than the sum of its proper divisors (47162898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40322214 is a wasteful number, since it uses less digits than its factorization.

40322214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092 (or 3089 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 40322214 is about 6349.9774802750. The cubic root of 40322214 is about 342.9110315593.

Adding to 40322214 its reverse (41222304), we get a palindrome (81544518).

The spelling of 40322214 in words is "forty million, three hundred twenty-two thousand, two hundred fourteen".