8564734 has 4 divisors (see below), whose sum is σ = 12847104. Its totient is φ = 4282366.

The previous prime is 8564729. The next prime is 8564741. The reversal of 8564734 is 4374658.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 8564693 and 8564702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2141182 + ... + 2141185.

It is an arithmetic number, because the mean of its divisors is an integer number (3211776).

Almost surely, 2^8564734 is an apocalyptic number.

8564734 is a deficient number, since it is larger than the sum of its proper divisors (4282370).

8564734 is a wasteful number, since it uses less digits than its factorization.

8564734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282369.

The product of its digits is 80640, while the sum is 37.

The square root of 8564734 is about 2926.5566797860. The cubic root of 8564734 is about 204.5995275164.

The spelling of 8564734 in words is "eight million, five hundred sixty-four thousand, seven hundred thirty-four".