40066084 has 6 divisors (see below), whose sum is σ = 70115654. Its totient is φ = 20033040.

The previous prime is 40066051. The next prime is 40066099. The reversal of 40066084 is 48066004.

It can be written as a sum of positive squares in only one way, i.e., 40043584 + 22500 = 6328^2 + 150^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5008257 + ... + 5008264.

Almost surely, 2^40066084 is an apocalyptic number.

It is an amenable number.

40066084 is a deficient number, since it is larger than the sum of its proper divisors (30049570).

40066084 is a wasteful number, since it uses less digits than its factorization.

40066084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10016525 (or 10016523 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 40066084 is about 6329.7775632324. Note that the first 3 decimals coincide. The cubic root of 40066084 is about 342.1834224641.

The spelling of 40066084 in words is "forty million, sixty-six thousand, eighty-four".