40247348 has 12 divisors (see below), whose sum is σ = 70715232. Its totient is φ = 20043000.

The previous prime is 40247321. The next prime is 40247357. The reversal of 40247348 is 84374204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19040 + ... + 21047.

It is an arithmetic number, because the mean of its divisors is an integer number (5892936).

Almost surely, 2^40247348 is an apocalyptic number.

It is an amenable number.

40247348 is a deficient number, since it is larger than the sum of its proper divisors (30467884).

40247348 is a wasteful number, since it uses less digits than its factorization.

40247348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40342 (or 40340 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 40247348 is about 6344.0797599021. The cubic root of 40247348 is about 342.6986731616.

The spelling of 40247348 in words is "forty million, two hundred forty-seven thousand, three hundred forty-eight".