40739732 has 36 divisors (see below), whose sum is σ = 80315508. Its totient is φ = 18057600.

The previous prime is 40739723. The next prime is 40739753. The reversal of 40739732 is 23793704.

40739732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9759376 + 30980356 = 3124^2 + 5566^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40739692 and 40739701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18818 + ... + 20870.

Almost surely, 2^40739732 is an apocalyptic number.

It is an amenable number.

40739732 is a deficient number, since it is larger than the sum of its proper divisors (39575776).

40739732 is a wasteful number, since it uses less digits than its factorization.

40739732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120 (or 2107 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 40739732 is about 6382.7683649025. The cubic root of 40739732 is about 344.0905318781.

The spelling of 40739732 in words is "forty million, seven hundred thirty-nine thousand, seven hundred thirty-two".