942220 has 12 divisors (see below), whose sum is σ = 1978704. Its totient is φ = 376880.

The previous prime is 942217. The next prime is 942223. The reversal of 942220 is 22249.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (942217) and next prime (942223).

It is an Ulam number.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (942223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23536 + ... + 23575.

It is an arithmetic number, because the mean of its divisors is an integer number (164892).

2⁹⁴²²²⁰ is an apocalyptic number.

It is an amenable number.

942220 is an abundant number, since it is smaller than the sum of its proper divisors (1036484).

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

942220 is a wasteful number, since it uses less digits than its factorization.

942220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47120 (or 47118 counting only the distinct ones).

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

The square root of 942220 is about 970.6801738987. The cubic root of 942220 is about 98.0356665957.

Adding to 942220 its reverse (22249), we get a palindrome (964469).

The spelling of 942220 in words is "nine hundred forty-two thousand, two hundred twenty".