40249316 has 12 divisors (see below), whose sum is σ = 70688940. Its totient is φ = 20052480.

The previous prime is 40249301. The next prime is 40249327. The reversal of 40249316 is 61394204.

40249316 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 23814400 + 16434916 = 4880^2 + 4054^2 .

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, 16781 + ... + 19028.

It is an arithmetic number, because the mean of its divisors is an integer number (5890745).

Almost surely, 2^40249316 is an apocalyptic number.

It is an amenable number.

40249316 is a deficient number, since it is larger than the sum of its proper divisors (30439624).

40249316 is a wasteful number, since it uses less digits than its factorization.

40249316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36094 (or 36092 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 40249316 is about 6344.2348632440. The cubic root of 40249316 is about 342.7042587884.

The spelling of 40249316 in words is "forty million, two hundred forty-nine thousand, three hundred sixteen".