40523763 has 16 divisors (see below), whose sum is σ = 62067200. Its totient is φ = 23037696.

The previous prime is 40523753. The next prime is 40523771. The reversal of 40523763 is 36732504.

It is not a de Polignac number, because 40523763 - 2⁵ = 40523731 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40523763.

It is not an unprimeable number, because it can be changed into a prime (40523753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670 + ... + 9027.

It is an arithmetic number, because the mean of its divisors is an integer number (3879200).

Almost surely, 2^40523763 is an apocalyptic number.

40523763 is a deficient number, since it is larger than the sum of its proper divisors (21543437).

40523763 is a wasteful number, since it uses less digits than its factorization.

40523763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9906.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 40523763 is about 6365.8277545029. The cubic root of 40523763 is about 343.4814246824.

The spelling of 40523763 in words is "forty million, five hundred twenty-three thousand, seven hundred sixty-three".