40700222 has 16 divisors (see below), whose sum is σ = 63643920. Its totient is φ = 19502208.

The previous prime is 40700221. The next prime is 40700239. The reversal of 40700222 is 22200704.

40700222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40700222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40700221) 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, 854 + ... + 9062.

It is an arithmetic number, because the mean of its divisors is an integer number (3977745).

Almost surely, 2^40700222 is an apocalyptic number.

40700222 is a deficient number, since it is larger than the sum of its proper divisors (22943698).

40700222 is a wasteful number, since it uses less digits than its factorization.

40700222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8315.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 40700222 is about 6379.6725621304. The cubic root of 40700222 is about 343.9792611889.

Adding to 40700222 its reverse (22200704), we get a palindrome (62900926).

The spelling of 40700222 in words is "forty million, seven hundred thousand, two hundred twenty-two".