1005322402 has 16 divisors (see below), whose sum is σ = 1729823040. Its totient is φ = 429249168.

The previous prime is 1005322399. The next prime is 1005322403. The reversal of 1005322402 is 2042235001.

It is a self number, because there is not a number n which added to its sum of digits gives 1005322402.

It is not an unprimeable number, because it can be changed into a prime (1005322403) 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 7 ways as a sum of consecutive naturals, for example, 129708 + ... + 137239.

It is an arithmetic number, because the mean of its divisors is an integer number (108113940).

Almost surely, 2^1005322402 is an apocalyptic number.

1005322402 is a deficient number, since it is larger than the sum of its proper divisors (724500638).

1005322402 is a wasteful number, since it uses less digits than its factorization.

1005322402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267225.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1005322402 is about 31706.8194872964. The cubic root of 1005322402 is about 1001.7709957226.

Adding to 1005322402 its reverse (2042235001), we get a palindrome (3047557403).

The spelling of 1005322402 in words is "one billion, five million, three hundred twenty-two thousand, four hundred two".