940447 has 8 divisors (see below), whose sum is σ = 1013760. Its totient is φ = 869880.

The previous prime is 940421. The next prime is 940469. The reversal of 940447 is 744049.

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 940447 - 2⁷ = 940319 is a prime.

It is a Duffinian number.

940447 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940477) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 54 + ... + 1372.

It is an arithmetic number, because the mean of its divisors is an integer number (126720).

2⁹⁴⁰⁴⁴⁷ is an apocalyptic number.

940447 is a deficient number, since it is larger than the sum of its proper divisors (73313).

940447 is a wasteful number, since it uses less digits than its factorization.

940447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 940447 is about 969.7664667331. The cubic root of 940447 is about 97.9741358929.

The spelling of 940447 in words is "nine hundred forty thousand, four hundred forty-seven".