1094642442 has 24 divisors (see below), whose sum is σ = 2382091140. Its totient is φ = 363286080.

The previous prime is 1094642401. The next prime is 1094642453. The reversal of 1094642442 is 2442464901.

It is a happy number.

1094642442 is a `hidden beast` number, since 1 + 0 + 9 + 4 + 642 + 4 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1093558761 + 1083681 = 33069^2 + 1041^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1094642397 and 1094642406.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128659 + ... + 136902.

Almost surely, 2^1094642442 is an apocalyptic number.

1094642442 is an abundant number, since it is smaller than the sum of its proper divisors (1287448698).

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

1094642442 is a wasteful number, since it uses less digits than its factorization.

1094642442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265798 (or 265795 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1094642442 is about 33085.3810919566. The cubic root of 1094642442 is about 1030.6014779575.

The spelling of 1094642442 in words is "one billion, ninety-four million, six hundred forty-two thousand, four hundred forty-two".