1002423 has 8 divisors (see below), whose sum is σ = 1348848. Its totient is φ = 662144.

The previous prime is 1002403. The next prime is 1002427. The reversal of 1002423 is 3242001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002423 - 2⁶ = 1002359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002399 and 1002408.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140 + ... + 1817.

It is an arithmetic number, because the mean of its divisors is an integer number (168606).

2^1002423 is an apocalyptic number.

1002423 is a deficient number, since it is larger than the sum of its proper divisors (346425).

1002423 is a wasteful number, since it uses less digits than its factorization.

1002423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3073.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1002423 is about 1001.2107670216. The cubic root of 1002423 is about 100.0807015218.

Adding to 1002423 its reverse (3242001), we get a palindrome (4244424).

The spelling of 1002423 in words is "one million, two thousand, four hundred twenty-three".