715648 has 16 divisors (see below), whose sum is σ = 1425960. Its totient is φ = 357760.

The previous prime is 715643. The next prime is 715651. The reversal of 715648 is 846517.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-3 number, since 3×715648³ = 1099561792098533376, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2668 + ... + 2923.

2⁷¹⁵⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

715648 is a deficient number, since it is larger than the sum of its proper divisors (710312).

715648 is an equidigital number, since it uses as much as digits as its factorization.

715648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605 (or 5593 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 715648 is about 845.9598099201. The cubic root of 715648 is about 89.4471458476.

The spelling of 715648 in words is "seven hundred fifteen thousand, six hundred forty-eight".