40365448 has 32 divisors (see below), whose sum is σ = 78715800. Its totient is φ = 19382272.

The previous prime is 40365421. The next prime is 40365449. The reversal of 40365448 is 84456304.

It can be written as a sum of positive squares in 4 ways, for example, as 36747844 + 3617604 = 6062^2 + 1902^2 .

It is not an unprimeable number, because it can be changed into a prime (40365449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59286 + ... + 59962.

Almost surely, 2^40365448 is an apocalyptic number.

It is an amenable number.

40365448 is a deficient number, since it is larger than the sum of its proper divisors (38350352).

40365448 is a wasteful number, since it uses less digits than its factorization.

40365448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 965 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 40365448 is about 6353.3808322813. The cubic root of 40365448 is about 343.0335456655.

The spelling of 40365448 in words is "forty million, three hundred sixty-five thousand, four hundred forty-eight".