1092242 has 6 divisors (see below), whose sum is σ = 1640583.
Its totient is φ = 545382.
The previous prime is 1092241. The next prime is 1092251. The reversal of 1092242 is 2422901.
Multipling 1092242 by its product of nonzero digits (288), we get a square (314565696 = 177362).
It can be written as a sum of positive squares in only one way, i.e., 546121 + 546121 = 739^2 + 739^2
It is an ABA number since it can be written as A⋅BA, here for A=2, B=739.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1092241) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1109 + ... + 1847.
21092242 is an apocalyptic number.
1092242 is a deficient number, since it is larger than the sum of its proper divisors (548341).
1092242 is an frugal number, since it uses more digits than its factorization.
1092242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1480 (or 741 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 1092242 is about 1045.1038225937.
The cubic root of 1092242 is about 102.9847591111.
The spelling of 1092242 in words is "one million, ninety-two thousand, two hundred forty-two".