40488663 has 8 divisors (see below), whose sum is σ = 54059776. Its totient is φ = 26955000.

The previous prime is 40488653. The next prime is 40488683. The reversal of 40488663 is 36688404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40488663 - 2⁵ = 40488631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40488653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6733 + ... + 11238.

It is an arithmetic number, because the mean of its divisors is an integer number (6757472).

Almost surely, 2^40488663 is an apocalyptic number.

40488663 is a deficient number, since it is larger than the sum of its proper divisors (13571113).

40488663 is a wasteful number, since it uses less digits than its factorization.

40488663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18725.

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 40488663 is about 6363.0702494943. The cubic root of 40488663 is about 343.3822262562.

The spelling of 40488663 in words is "forty million, four hundred eighty-eight thousand, six hundred sixty-three".