8722734 has 16 divisors (see below), whose sum is σ = 18471888. Its totient is φ = 2736512.

The previous prime is 8722711. The next prime is 8722739. The reversal of 8722734 is 4372278.

It is a junction number, because it is equal to n+sod(n) for n = 8722695 and 8722704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8722739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42657 + ... + 42860.

It is an arithmetic number, because the mean of its divisors is an integer number (1154493).

Almost surely, 2^8722734 is an apocalyptic number.

8722734 is an abundant number, since it is smaller than the sum of its proper divisors (9749154).

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

8722734 is a wasteful number, since it uses less digits than its factorization.

8722734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85539.

The product of its digits is 18816, while the sum is 33.

The square root of 8722734 is about 2953.4275003799. The cubic root of 8722734 is about 205.8500023471.

The spelling of 8722734 in words is "eight million, seven hundred twenty-two thousand, seven hundred thirty-four".