1162642 has 16 divisors (see below), whose sum is σ = 1901592. Its totient is φ = 529920.

The previous prime is 1162631. The next prime is 1162649. The reversal of 1162642 is 2462611.

It can be written as a sum of positive squares in 4 ways, for example, as 674041 + 488601 = 821^2 + 699^2 .

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1162649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2292 + ... + 2752.

2^1162642 is an apocalyptic number.

1162642 is a deficient number, since it is larger than the sum of its proper divisors (738950).

1162642 is a wasteful number, since it uses less digits than its factorization.

1162642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573.

The product of its digits is 576, while the sum is 22.

The square root of 1162642 is about 1078.2587815548. The cubic root of 1162642 is about 105.1514669605.

The spelling of 1162642 in words is "one million, one hundred sixty-two thousand, six hundred forty-two".