8515402242 has 8 divisors (see below), whose sum is σ = 17030804496. Its totient is φ = 2838467412.

The previous prime is 8515402223. The next prime is 8515402271. The reversal of 8515402242 is 2422045158.

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

8515402242 is an admirable number.

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, 709616848 + ... + 709616859.

It is an arithmetic number, because the mean of its divisors is an integer number (2128850562).

Almost surely, 2^8515402242 is an apocalyptic number.

8515402242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8515402242 is a wasteful number, since it uses less digits than its factorization.

8515402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419233712.

The product of its (nonzero) digits is 25600, while the sum is 33.

The square root of 8515402242 is about 92278.9371525268. The cubic root of 8515402242 is about 2042.0594863660.

The spelling of 8515402242 in words is "eight billion, five hundred fifteen million, four hundred two thousand, two hundred forty-two".