1002422 has 8 divisors (see below), whose sum is σ = 1592136. Its totient is φ = 471712.

The previous prime is 1002403. The next prime is 1002427. The reversal of 1002422 is 2242001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14708 + ... + 14775.

It is an arithmetic number, because the mean of its divisors is an integer number (199017).

2^1002422 is an apocalyptic number.

1002422 is a deficient number, since it is larger than the sum of its proper divisors (589714).

1002422 is a wasteful number, since it uses less digits than its factorization.

1002422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29502.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 1002422 is about 1001.2102676261. The cubic root of 1002422 is about 100.0806682422.

Adding to 1002422 its reverse (2242001), we get a palindrome (3244423).

The spelling of 1002422 in words is "one million, two thousand, four hundred twenty-two".