40563763 has 4 divisors (see below), whose sum is σ = 40618528. Its totient is φ = 40509000.

The previous prime is 40563713. The next prime is 40563793. The reversal of 40563763 is 36736504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40563763 - 2⁹ = 40563251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40563703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26256 + ... + 27757.

It is an arithmetic number, because the mean of its divisors is an integer number (10154632).

Almost surely, 2^40563763 is an apocalyptic number.

40563763 is a deficient number, since it is larger than the sum of its proper divisors (54765).

40563763 is an equidigital number, since it uses as much as digits as its factorization.

40563763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54764.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 40563763 is about 6368.9687548299. The cubic root of 40563763 is about 343.5944015128.

The spelling of 40563763 in words is "forty million, five hundred sixty-three thousand, seven hundred sixty-three".