40110312 has 64 divisors (see below), whose sum is σ = 110289600. Its totient is φ = 12055040.

The previous prime is 40110299. The next prime is 40110319. The reversal of 40110312 is 21301104.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (40110319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35614 + ... + 36722.

It is an arithmetic number, because the mean of its divisors is an integer number (1723275).

Almost surely, 2^40110312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40110312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55144800).

40110312 is an abundant number, since it is smaller than the sum of its proper divisors (70179288).

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

40110312 is a wasteful number, since it uses less digits than its factorization.

40110312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 40110312 is about 6333.2702452998. The cubic root of 40110312 is about 342.3092855516.

Adding to 40110312 its reverse (21301104), we get a palindrome (61411416).

The spelling of 40110312 in words is "forty million, one hundred ten thousand, three hundred twelve".