40288959 has 12 divisors (see below), whose sum is σ = 58276296. Its totient is φ = 26821872.

The previous prime is 40288951. The next prime is 40288961. The reversal of 40288959 is 95988204.

It is not a de Polignac number, because 40288959 - 2³ = 40288951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40288951) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4737 + ... + 10149.

It is an arithmetic number, because the mean of its divisors is an integer number (4856358).

Almost surely, 2^40288959 is an apocalyptic number.

40288959 is a deficient number, since it is larger than the sum of its proper divisors (17987337).

40288959 is a wasteful number, since it uses less digits than its factorization.

40288959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6246 (or 6243 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 40288959 is about 6347.3584269364. The cubic root of 40288959 is about 342.8167357886.

The spelling of 40288959 in words is "forty million, two hundred eighty-eight thousand, nine hundred fifty-nine".