8487739402 has 8 divisors (see below), whose sum is σ = 12745056096. Its totient is φ = 4239387372.

The previous prime is 8487739399. The next prime is 8487739417. The reversal of 8487739402 is 2049377848.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8487739402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2238798 + ... + 2242585.

It is an arithmetic number, because the mean of its divisors is an integer number (1593132012).

Almost surely, 2^8487739402 is an apocalyptic number.

8487739402 is a deficient number, since it is larger than the sum of its proper divisors (4257316694).

8487739402 is a wasteful number, since it uses less digits than its factorization.

8487739402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4482332.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The square root of 8487739402 is about 92128.9281496317. The cubic root of 8487739402 is about 2039.8458330567.

The spelling of 8487739402 in words is "eight billion, four hundred eighty-seven million, seven hundred thirty-nine thousand, four hundred two".