40340112 has 40 divisors (see below), whose sum is σ = 104546880. Its totient is φ = 13403520.

The previous prime is 40340089. The next prime is 40340119. The reversal of 40340112 is 21104304.

It is a junction number, because it is equal to n+sod(n) for n = 40340091 and 40340100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40340119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16062 + ... + 18402.

It is an arithmetic number, because the mean of its divisors is an integer number (2613672).

Almost surely, 2^40340112 is an apocalyptic number.

It is an amenable number.

40340112 is an abundant number, since it is smaller than the sum of its proper divisors (64206768).

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

40340112 is a wasteful number, since it uses less digits than its factorization.

40340112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711 (or 2705 counting only the distinct ones).

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

The square root of 40340112 is about 6351.3866202586. The cubic root of 40340112 is about 342.9617605346.

Adding to 40340112 its reverse (21104304), we get a palindrome (61444416).

The spelling of 40340112 in words is "forty million, three hundred forty thousand, one hundred twelve".