40327812 has 36 divisors (see below), whose sum is σ = 116503296. Its totient is φ = 11522160.

The previous prime is 40327801. The next prime is 40327813. The reversal of 40327812 is 21872304.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (40327813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79764 + ... + 80267.

Almost surely, 2^40327812 is an apocalyptic number.

40327812 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40327812 is an abundant number, since it is smaller than the sum of its proper divisors (76175484).

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

40327812 is a wasteful number, since it uses less digits than its factorization.

40327812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160048 (or 160043 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 40327812 is about 6350.4182539420. The cubic root of 40327812 is about 342.9268997945.

The spelling of 40327812 in words is "forty million, three hundred twenty-seven thousand, eight hundred twelve".