40463793 has 20 divisors (see below), whose sum is σ = 61477680. Its totient is φ = 26515512.

The previous prime is 40463789. The next prime is 40463803. The reversal of 40463793 is 39736404.

It is not a de Polignac number, because 40463793 - 2² = 40463789 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40463713) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 546 + ... + 9012.

It is an arithmetic number, because the mean of its divisors is an integer number (3073884).

Almost surely, 2^40463793 is an apocalyptic number.

It is an amenable number.

40463793 is a deficient number, since it is larger than the sum of its proper divisors (21013887).

40463793 is an equidigital number, since it uses as much as digits as its factorization.

40463793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8538 (or 8529 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 40463793 is about 6361.1157040255. The cubic root of 40463793 is about 343.3119048010.

The spelling of 40463793 in words is "forty million, four hundred sixty-three thousand, seven hundred ninety-three".