40283912 has 16 divisors (see below), whose sum is σ = 76771500. Its totient is φ = 19811520.

The previous prime is 40283899. The next prime is 40283921. The reversal of 40283912 is 21938204.

It can be written as a sum of positive squares in 2 ways, for example, as 39866596 + 417316 = 6314^2 + 646^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40787 + ... + 41762.

Almost surely, 2^40283912 is an apocalyptic number.

It is an amenable number.

40283912 is a deficient number, since it is larger than the sum of its proper divisors (36487588).

40283912 is a wasteful number, since it uses less digits than its factorization.

40283912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82616 (or 82612 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 40283912 is about 6346.9608475238. The cubic root of 40283912 is about 342.8024203007.

The spelling of 40283912 in words is "forty million, two hundred eighty-three thousand, nine hundred twelve".