715506 has 32 divisors (see below), whose sum is σ = 1608768. Its totient is φ = 210240.

The previous prime is 715499. The next prime is 715523. The reversal of 715506 is 605517.

It is a Curzon number.

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, 2296 + ... + 2588.

It is an arithmetic number, because the mean of its divisors is an integer number (50274).

2⁷¹⁵⁵⁰⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 715506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804384).

715506 is an abundant number, since it is smaller than the sum of its proper divisors (893262).

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

715506 is a wasteful number, since it uses less digits than its factorization.

715506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 715506 is about 845.8758774194. The cubic root of 715506 is about 89.4412293752.

It can be divided in two parts, 715 and 506, that added together give a palindrome (1221).

The spelling of 715506 in words is "seven hundred fifteen thousand, five hundred six".