40066112 has 14 divisors (see below), whose sum is σ = 79506318. Its totient is φ = 20033024.

The previous prime is 40066099. The next prime is 40066151. The reversal of 40066112 is 21166004.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 35331136 + 4734976 = 5944^2 + 2176^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312953 + ... + 313080.

Almost surely, 2^40066112 is an apocalyptic number.

It is an amenable number.

40066112 is a deficient number, since it is larger than the sum of its proper divisors (39440206).

40066112 is an equidigital number, since it uses as much as digits as its factorization.

40066112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626045 (or 626035 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 40066112 is about 6329.7797750001. The cubic root of 40066112 is about 342.1835021752.

The spelling of 40066112 in words is "forty million, sixty-six thousand, one hundred twelve".