715726705 has 8 divisors (see below), whose sum is σ = 882085032. Its totient is φ = 557106048.

The previous prime is 715726691. The next prime is 715726747. The reversal of 715726705 is 507627517.

It can be written as a sum of positive squares in 4 ways, for example, as 44502241 + 671224464 = 6671^2 + 25908^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715726705 is a prime.

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, 1934212 + ... + 1934581.

It is an arithmetic number, because the mean of its divisors is an integer number (110260629).

Almost surely, 2^715726705 is an apocalyptic number.

It is an amenable number.

715726705 is a deficient number, since it is larger than the sum of its proper divisors (166358327).

715726705 is a wasteful number, since it uses less digits than its factorization.

715726705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3868835.

The product of its (nonzero) digits is 102900, while the sum is 40.

The square root of 715726705 is about 26753.0690762761. The cubic root of 715726705 is about 894.5042477778.

The spelling of 715726705 in words is "seven hundred fifteen million, seven hundred twenty-six thousand, seven hundred five".