40480497 has 12 divisors (see below), whose sum is σ = 59052084. Its totient is φ = 26719200.

The previous prime is 40480477. The next prime is 40480523. The reversal of 40480497 is 79408404.

It can be written as a sum of positive squares in 2 ways, for example, as 32729841 + 7750656 = 5721^2 + 2784^2 .

It is not a de Polignac number, because 40480497 - 2⁷ = 40480369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40480457) 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, 21358 + ... + 23175.

It is an arithmetic number, because the mean of its divisors is an integer number (4921007).

Almost surely, 2^40480497 is an apocalyptic number.

It is an amenable number.

40480497 is a deficient number, since it is larger than the sum of its proper divisors (18571587).

40480497 is a wasteful number, since it uses less digits than its factorization.

40480497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44640 (or 44637 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 40480497 is about 6362.4285457677. The cubic root of 40480497 is about 343.3591395649.

The spelling of 40480497 in words is "forty million, four hundred eighty thousand, four hundred ninety-seven".