40731076 has 24 divisors (see below), whose sum is σ = 72729720. Its totient is φ = 19955712.

The previous prime is 40731071. The next prime is 40731077. The reversal of 40731076 is 67013704.

It can be written as a sum of positive squares in 4 ways, for example, as 3154176 + 37576900 = 1776^2 + 6130^2 .

It is not an unprimeable number, because it can be changed into a prime (40731071) 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 7 ways as a sum of consecutive naturals, for example, 43380 + ... + 44308.

It is an arithmetic number, because the mean of its divisors is an integer number (3030405).

Almost surely, 2^40731076 is an apocalyptic number.

It is an amenable number.

40731076 is a deficient number, since it is larger than the sum of its proper divisors (31998644).

40731076 is a wasteful number, since it uses less digits than its factorization.

40731076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 40731076 is about 6382.0902532007. The cubic root of 40731076 is about 344.0661604314.

The spelling of 40731076 in words is "forty million, seven hundred thirty-one thousand, seventy-six".