40534470 has 24 divisors (see below), whose sum is σ = 105389856. Its totient is φ = 10809168.

The previous prime is 40534469. The next prime is 40534493. The reversal of 40534470 is 7443504.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225102 + ... + 225281.

It is an arithmetic number, because the mean of its divisors is an integer number (4391244).

Almost surely, 2^40534470 is an apocalyptic number.

40534470 is an abundant number, since it is smaller than the sum of its proper divisors (64855386).

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

40534470 is a wasteful number, since it uses less digits than its factorization.

40534470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450396 (or 450393 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 40534470 is about 6366.6686736472. The cubic root of 40534470 is about 343.5116730395.

Adding to 40534470 its reverse (7443504), we get a palindrome (47977974).

The spelling of 40534470 in words is "forty million, five hundred thirty-four thousand, four hundred seventy".