1002442 has 24 divisors (see below), whose sum is σ = 1791396. Its totient is φ = 419328.

The previous prime is 1002433. The next prime is 1002451. The reversal of 1002442 is 2442001.

It is an interprime number because it is at equal distance from previous prime (1002433) and next prime (1002451).

It can be written as a sum of positive squares in 2 ways, for example, as 1002001 + 441 = 1001^2 + 21^2 .

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, 5098 + ... + 5290.

2^1002442 is an apocalyptic number.

1002442 is a deficient number, since it is larger than the sum of its proper divisors (788954).

1002442 is a wasteful number, since it uses less digits than its factorization.

1002442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1002442 is about 1001.2202554883. The cubic root of 1002442 is about 100.0813338301.

Adding to 1002442 its reverse (2442001), we get a palindrome (3444443).

It can be divided in two parts, 1002 and 442, that added together give a square (1444 = 38²).

The spelling of 1002442 in words is "one million, two thousand, four hundred forty-two".