942404 has 6 divisors (see below), whose sum is σ = 1649214. Its totient is φ = 471200.

The previous prime is 942401. The next prime is 942433. The reversal of 942404 is 404249.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 906304 + 36100 = 952^2 + 190^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 942404.

It is not an unprimeable number, because it can be changed into a prime (942401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117797 + ... + 117804.

It is an arithmetic number, because the mean of its divisors is an integer number (274869).

2⁹⁴²⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

942404 is a deficient number, since it is larger than the sum of its proper divisors (706810).

942404 is a wasteful number, since it uses less digits than its factorization.

942404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235605 (or 235603 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 942404 is about 970.7749481729. The cubic root of 942404 is about 98.0420477624.

The spelling of 942404 in words is "nine hundred forty-two thousand, four hundred four".