40671912 has 32 divisors (see below), whose sum is σ = 106102080. Its totient is φ = 12967680.

The previous prime is 40671901. The next prime is 40671929. The reversal of 40671912 is 21917604.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40671912.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36289 + ... + 37392.

It is an arithmetic number, because the mean of its divisors is an integer number (3315690).

Almost surely, 2^40671912 is an apocalyptic number.

It is an amenable number.

40671912 is an abundant number, since it is smaller than the sum of its proper divisors (65430168).

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

40671912 is a wasteful number, since it uses less digits than its factorization.

40671912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73713 (or 73709 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 40671912 is about 6377.4534102571. The cubic root of 40671912 is about 343.8994883922.

The spelling of 40671912 in words is "forty million, six hundred seventy-one thousand, nine hundred twelve".