40047112 has 24 divisors (see below), whose sum is σ = 87348510. Its totient is φ = 17162880.

The previous prime is 40047107. The next prime is 40047131. The reversal of 40047112 is 21174004.

It can be written as a sum of positive squares in only one way, i.e., 22524516 + 17522596 = 4746^2 + 4186^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40047112.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50689 + ... + 51472.

Almost surely, 2^40047112 is an apocalyptic number.

It is an amenable number.

40047112 is an abundant number, since it is smaller than the sum of its proper divisors (47301398).

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

40047112 is a wasteful number, since it uses less digits than its factorization.

40047112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102181 (or 102170 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 40047112 is about 6328.2787549222. The cubic root of 40047112 is about 342.1294039678.

The spelling of 40047112 in words is "forty million, forty-seven thousand, one hundred twelve".