8397234858 has 32 divisors (see below), whose sum is σ = 16869902400. Its totient is φ = 2786535296.

The previous prime is 8397234827. The next prime is 8397234871. The reversal of 8397234858 is 8584327938.

It is a junction number, because it is equal to n+sod(n) for n = 8397234798 and 8397234807.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1324885 + ... + 1331207.

It is an arithmetic number, because the mean of its divisors is an integer number (527184450).

Almost surely, 2^8397234858 is an apocalyptic number.

8397234858 is an abundant number, since it is smaller than the sum of its proper divisors (8472667542).

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

8397234858 is a wasteful number, since it uses less digits than its factorization.

8397234858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7286.

The product of its digits is 11612160, while the sum is 57.

The square root of 8397234858 is about 91636.4275711357. The cubic root of 8397234858 is about 2032.5696351615.

The spelling of 8397234858 in words is "eight billion, three hundred ninety-seven million, two hundred thirty-four thousand, eight hundred fifty-eight".