40222122 has 8 divisors (see below), whose sum is σ = 80444256. Its totient is φ = 13407372.

The previous prime is 40222121. The next prime is 40222123. The reversal of 40222122 is 22122204.

It is an interprime number because it is at equal distance from previous prime (40222121) and next prime (40222123).

It is a sphenic number, since it is the product of 3 distinct primes.

40222122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40222121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3351838 + ... + 3351849.

It is an arithmetic number, because the mean of its divisors is an integer number (10055532).

Almost surely, 2^40222122 is an apocalyptic number.

40222122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40222122 is a wasteful number, since it uses less digits than its factorization.

40222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6703692.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 40222122 is about 6342.0912954640. The cubic root of 40222122 is about 342.6270599670.

Adding to 40222122 its reverse (22122204), we get a palindrome (62344326).

The spelling of 40222122 in words is "forty million, two hundred twenty-two thousand, one hundred twenty-two".