715340 has 24 divisors (see below), whose sum is σ = 1536192. Its totient is φ = 279680.

The previous prime is 715339. The next prime is 715357. The reversal of 715340 is 43517.

It is a happy number.

715340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×715340² = 1023422631200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a plaindrome in base 14.

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, 560 + ... + 1320.

It is an arithmetic number, because the mean of its divisors is an integer number (64008).

2⁷¹⁵³⁴⁰ is an apocalyptic number.

It is an amenable number.

715340 is an abundant number, since it is smaller than the sum of its proper divisors (820852).

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

715340 is a wasteful number, since it uses less digits than its factorization.

715340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 715340 is about 845.7777485841. Note that the first 4 decimals coincide. The cubic root of 715340 is about 89.4343119431.

Adding to 715340 its reverse (43517), we get a palindrome (758857).

The spelling of 715340 in words is "seven hundred fifteen thousand, three hundred forty".