40294903 has 8 divisors (see below), whose sum is σ = 44021376. Its totient is φ = 36579000.

The previous prime is 40294883. The next prime is 40294907. The reversal of 40294903 is 30949204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40294903 - 2⁵ = 40294871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40294907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6828 + ... + 11278.

It is an arithmetic number, because the mean of its divisors is an integer number (5502672).

Almost surely, 2^40294903 is an apocalyptic number.

40294903 is a deficient number, since it is larger than the sum of its proper divisors (3726473).

40294903 is a wasteful number, since it uses less digits than its factorization.

40294903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5285.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 40294903 is about 6347.8266359440. The cubic root of 40294903 is about 342.8335940258.

The spelling of 40294903 in words is "forty million, two hundred ninety-four thousand, nine hundred three".