942213 has 8 divisors (see below), whose sum is σ = 1266688. Its totient is φ = 622944.

The previous prime is 942199. The next prime is 942217. The reversal of 942213 is 312249.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 942213 - 2⁹ = 941701 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 942213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942217) 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, 856 + ... + 1617.

It is an arithmetic number, because the mean of its divisors is an integer number (158336).

2⁹⁴²²¹³ is an apocalyptic number.

It is an amenable number.

942213 is a deficient number, since it is larger than the sum of its proper divisors (324475).

942213 is a wasteful number, since it uses less digits than its factorization.

942213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603.

The product of its digits is 432, while the sum is 21.

The square root of 942213 is about 970.6765681729. The cubic root of 942213 is about 98.0354238175.

The spelling of 942213 in words is "nine hundred forty-two thousand, two hundred thirteen".