8394859490 has 16 divisors (see below), whose sum is σ = 15906049920. Its totient is φ = 3181209840.

The previous prime is 8394859481. The next prime is 8394859523. The reversal of 8394859490 is 949584938.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22091546 + ... + 22091925.

It is an arithmetic number, because the mean of its divisors is an integer number (994128120).

Almost surely, 2^8394859490 is an apocalyptic number.

8394859490 is a deficient number, since it is larger than the sum of its proper divisors (7511190430).

8394859490 is a wasteful number, since it uses less digits than its factorization.

8394859490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44183497.

The product of its (nonzero) digits is 11197440, while the sum is 59.

The square root of 8394859490 is about 91623.4658261736. The cubic root of 8394859490 is about 2032.3779626934.

The spelling of 8394859490 in words is "eight billion, three hundred ninety-four million, eight hundred fifty-nine thousand, four hundred ninety".