940023 has 24 divisors (see below), whose sum is σ = 1592448. Its totient is φ = 523152.

The previous prime is 940019. The next prime is 940031. The reversal of 940023 is 320049.

It is not a de Polignac number, because 940023 - 2² = 940019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 939978 and 940005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2536 + ... + 2882.

It is an arithmetic number, because the mean of its divisors is an integer number (66352).

2⁹⁴⁰⁰²³ is an apocalyptic number.

940023 is a deficient number, since it is larger than the sum of its proper divisors (652425).

940023 is a wasteful number, since it uses less digits than its factorization.

940023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 940023 is about 969.5478327550. The cubic root of 940023 is about 97.9594098182.

The spelling of 940023 in words is "nine hundred forty thousand, twenty-three".