40453763 has 16 divisors (see below), whose sum is σ = 48000000. Its totient is φ = 34069896.

The previous prime is 40453759. The next prime is 40453769. The reversal of 40453763 is 36735404.

It is not a de Polignac number, because 40453763 - 2² = 40453759 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40453769) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19238 + ... + 21236.

It is an arithmetic number, because the mean of its divisors is an integer number (3000000).

Almost surely, 2^40453763 is an apocalyptic number.

40453763 is a deficient number, since it is larger than the sum of its proper divisors (7546237).

40453763 is an equidigital number, since it uses as much as digits as its factorization.

40453763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079 (or 2065 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 40453763 is about 6360.3272714539. The cubic root of 40453763 is about 343.2835362053.

The spelling of 40453763 in words is "forty million, four hundred fifty-three thousand, seven hundred sixty-three".