40340308 has 6 divisors (see below), whose sum is σ = 70595546. Its totient is φ = 20170152.

The previous prime is 40340297. The next prime is 40340317. The reversal of 40340308 is 80304304.

40340308 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 only one way, i.e., 33039504 + 7300804 = 5748^2 + 2702^2 .

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 as a sum of consecutive naturals, namely, 5042535 + ... + 5042542.

Almost surely, 2^40340308 is an apocalyptic number.

It is an amenable number.

40340308 is a deficient number, since it is larger than the sum of its proper divisors (30255238).

40340308 is a wasteful number, since it uses less digits than its factorization.

40340308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10085081 (or 10085079 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 40340308 is about 6351.4020499414. The cubic root of 40340308 is about 342.9623159817.

The spelling of 40340308 in words is "forty million, three hundred forty thousand, three hundred eight".