40341812 has 12 divisors (see below), whose sum is σ = 80683680. Its totient is φ = 17289336.

The previous prime is 40341811. The next prime is 40341841. The reversal of 40341812 is 21814304.

40341812 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341811) 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, 720362 + ... + 720417.

It is an arithmetic number, because the mean of its divisors is an integer number (6723640).

Almost surely, 2^40341812 is an apocalyptic number.

It is an amenable number.

40341812 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.

40341812 is a wasteful number, since it uses less digits than its factorization.

40341812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440790 (or 1440788 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 40341812 is about 6351.5204478928. The cubic root of 40341812 is about 342.9665781282.

The spelling of 40341812 in words is "forty million, three hundred forty-one thousand, eight hundred twelve".