40312122 has 8 divisors (see below), whose sum is σ = 80624256. Its totient is φ = 13437372.

The previous prime is 40312109. The next prime is 40312141. The reversal of 40312122 is 22121304.

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

40312122 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3359338 + ... + 3359349.

It is an arithmetic number, because the mean of its divisors is an integer number (10078032).

Almost surely, 2^40312122 is an apocalyptic number.

40312122 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.

40312122 is a wasteful number, since it uses less digits than its factorization.

40312122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6718692.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 40312122 is about 6349.1827820594. The cubic root of 40312122 is about 342.8824208049.

Adding to 40312122 its reverse (22121304), we get a palindrome (62433426).

The spelling of 40312122 in words is "forty million, three hundred twelve thousand, one hundred twenty-two".