40490763 has 8 divisors (see below), whose sum is σ = 54872976. Its totient is φ = 26551200.

The previous prime is 40490759. The next prime is 40490773. The reversal of 40490763 is 36709404.

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

It is not a de Polignac number, because 40490763 - 2² = 40490759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40490773) 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, 110448 + ... + 110813.

It is an arithmetic number, because the mean of its divisors is an integer number (6859122).

Almost surely, 2^40490763 is an apocalyptic number.

40490763 is a deficient number, since it is larger than the sum of its proper divisors (14382213).

40490763 is a wasteful number, since it uses less digits than its factorization.

40490763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221325.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 40490763 is about 6363.2352620346. The cubic root of 40490763 is about 343.3881628168.

The spelling of 40490763 in words is "forty million, four hundred ninety thousand, seven hundred sixty-three".