940420 has 24 divisors (see below), whose sum is σ = 2127384. Its totient is φ = 347136.

The previous prime is 940403. The next prime is 940421. The reversal of 940420 is 24049.

It can be written as a sum of positive squares in 4 ways, for example, as 49284 + 891136 = 222^2 + 944^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (940421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1549 + ... + 2068.

It is an arithmetic number, because the mean of its divisors is an integer number (88641).

2⁹⁴⁰⁴²⁰ is an apocalyptic number.

It is an amenable number.

940420 is an abundant number, since it is smaller than the sum of its proper divisors (1186964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

940420 is a wasteful number, since it uses less digits than its factorization.

940420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639 (or 3637 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 940420 is about 969.7525457559. The cubic root of 940420 is about 97.9731982795.

Adding to 940420 its reverse (24049), we get a palindrome (964469).

The spelling of 940420 in words is "nine hundred forty thousand, four hundred twenty".