40568480 has 24 divisors (see below), whose sum is σ = 95843412. Its totient is φ = 16227328.

The previous prime is 40568471. The next prime is 40568503. The reversal of 40568480 is 8486504.

It can be written as a sum of positive squares in 2 ways, for example, as 40398736 + 169744 = 6356^2 + 412^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40568480.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126617 + ... + 126936.

Almost surely, 2^40568480 is an apocalyptic number.

40568480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40568480 is an abundant number, since it is smaller than the sum of its proper divisors (55274932).

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

40568480 is a wasteful number, since it uses less digits than its factorization.

40568480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253568 (or 253560 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 40568480 is about 6369.3390551925. The cubic root of 40568480 is about 343.6077194092.

The spelling of 40568480 in words is "forty million, five hundred sixty-eight thousand, four hundred eighty".