942490 has 12 divisors (see below), whose sum is σ = 1702026. Its totient is φ = 375768.

The previous prime is 942479. The next prime is 942509. The reversal of 942490 is 94249.

942490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 848241 + 94249 = 921^2 + 307^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2917 + ... + 3223.

2⁹⁴²⁴⁹⁰ is an apocalyptic number.

942490 is a deficient number, since it is larger than the sum of its proper divisors (759536).

942490 is an equidigital number, since it uses as much as digits as its factorization.

942490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 942490 is about 970.8192416717. The cubic root of 942490 is about 98.0450299794.

Subtracting from 942490 its reverse (94249), we obtain a square (848241 = 921²).

The spelling of 942490 in words is "nine hundred forty-two thousand, four hundred ninety".