40140316 has 12 divisors (see below), whose sum is σ = 70520688. Its totient is φ = 19991552.

The previous prime is 40140307. The next prime is 40140337. The reversal of 40140316 is 61304104.

It is a happy number.

40140316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40140316² = 3222489937159712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40140293 and 40140302.

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 3 ways as a sum of consecutive naturals, for example, 18496 + ... + 20551.

It is an arithmetic number, because the mean of its divisors is an integer number (5876724).

Almost surely, 2^40140316 is an apocalyptic number.

It is an amenable number.

40140316 is a deficient number, since it is larger than the sum of its proper divisors (30380372).

40140316 is a wasteful number, since it uses less digits than its factorization.

40140316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39308 (or 39306 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 40140316 is about 6335.6385629232. The cubic root of 40140316 is about 342.3946176222.

The spelling of 40140316 in words is "forty million, one hundred forty thousand, three hundred sixteen".