40222670 has 16 divisors (see below), whose sum is σ = 72536688. Its totient is φ = 16058880.

The previous prime is 40222661. The next prime is 40222687. The reversal of 40222670 is 7622204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2285 + ... + 9255.

It is an arithmetic number, because the mean of its divisors is an integer number (4533543).

Almost surely, 2^40222670 is an apocalyptic number.

40222670 is a deficient number, since it is larger than the sum of its proper divisors (32314018).

40222670 is a wasteful number, since it uses less digits than its factorization.

40222670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7555.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 40222670 is about 6342.1344987315. The cubic root of 40222670 is about 342.6286159828.

Adding to 40222670 its reverse (7622204), we get a palindrome (47844874).

The spelling of 40222670 in words is "forty million, two hundred twenty-two thousand, six hundred seventy".