1000008402 has 16 divisors (see below), whose sum is σ = 2024114400. Its totient is φ = 329319872.

The previous prime is 1000008397. The next prime is 1000008403. The reversal of 1000008402 is 2048000001.

It is not an unprimeable number, because it can be changed into a prime (1000008403) 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, 1003527 + ... + 1004522.

It is an arithmetic number, because the mean of its divisors is an integer number (126507150).

Almost surely, 2^1000008402 is an apocalyptic number.

1000008402 is an abundant number, since it is smaller than the sum of its proper divisors (1024105998).

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

1000008402 is a wasteful number, since it uses less digits than its factorization.

1000008402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008137.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1000008402 is about 31622.9094486893. The cubic root of 1000008402 is about 1000.0028006588.

Adding to 1000008402 its reverse (2048000001), we get a palindrome (3048008403).

The spelling of 1000008402 in words is "one billion, eight thousand, four hundred two".