1002323394 has 48 divisors (see below), whose sum is σ = 2288654784. Its totient is φ = 316404000.

The previous prime is 1002323393. The next prime is 1002323411. The reversal of 1002323394 is 4933232001.

It is a happy number.

It is a super-3 number, since 3×1002323394³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1002323393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29829 + ... + 53799.

It is an arithmetic number, because the mean of its divisors is an integer number (47680308).

Almost surely, 2^1002323394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002323394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1144327392).

1002323394 is an abundant number, since it is smaller than the sum of its proper divisors (1286331390).

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

1002323394 is a wasteful number, since it uses less digits than its factorization.

1002323394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24103 (or 24100 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 1002323394 is about 31659.4913730464. The cubic root of 1002323394 is about 1000.7738656442.

Adding to 1002323394 its reverse (4933232001), we get a palindrome (5935555395).

The spelling of 1002323394 in words is "one billion, two million, three hundred twenty-three thousand, three hundred ninety-four".