1002223134 has 96 divisors (see below), whose sum is σ = 2640418560. Its totient is φ = 270777600.

The previous prime is 1002223133. The next prime is 1002223139. The reversal of 1002223134 is 4313222001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002223133) 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 47 ways as a sum of consecutive naturals, for example, 56119 + ... + 71789.

It is an arithmetic number, because the mean of its divisors is an integer number (27504360).

Almost surely, 2^1002223134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002223134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1320209280).

1002223134 is an abundant number, since it is smaller than the sum of its proper divisors (1638195426).

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

1002223134 is a wasteful number, since it uses less digits than its factorization.

1002223134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15726 (or 15723 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1002223134 is about 31657.9079220343. The cubic root of 1002223134 is about 1000.7404961967.

Adding to 1002223134 its reverse (4313222001), we get a palindrome (5315445135).

The spelling of 1002223134 in words is "one billion, two million, two hundred twenty-three thousand, one hundred thirty-four".