40563306 has 48 divisors (see below), whose sum is σ = 104817024. Its totient is φ = 11084832.

The previous prime is 40563301. The next prime is 40563307. The reversal of 40563306 is 60336504.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40563306.

It is not an unprimeable number, because it can be changed into a prime (40563301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4101 + ... + 9896.

It is an arithmetic number, because the mean of its divisors is an integer number (2183688).

Almost surely, 2^40563306 is an apocalyptic number.

40563306 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40563306 is an abundant number, since it is smaller than the sum of its proper divisors (64253718).

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

40563306 is a wasteful number, since it uses less digits than its factorization.

40563306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14035 (or 14032 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 40563306 is about 6368.9328776491. The cubic root of 40563306 is about 343.5931111721.

The spelling of 40563306 in words is "forty million, five hundred sixty-three thousand, three hundred six".