709427471 has 8 divisors (see below), whose sum is σ = 711905760. Its totient is φ = 706954752.

The previous prime is 709427431. The next prime is 709427489. The reversal of 709427471 is 174724907.

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-709427471 is a prime.

It is a super-3 number, since 3×709427471³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709427401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543806 + ... + 545108.

It is an arithmetic number, because the mean of its divisors is an integer number (88988220).

Almost surely, 2^709427471 is an apocalyptic number.

709427471 is a deficient number, since it is larger than the sum of its proper divisors (2478289).

709427471 is a wasteful number, since it uses less digits than its factorization.

709427471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785.

The product of its (nonzero) digits is 98784, while the sum is 41.

The square root of 709427471 is about 26635.0797070330. The cubic root of 709427471 is about 891.8722825011.

The spelling of 709427471 in words is "seven hundred nine million, four hundred twenty-seven thousand, four hundred seventy-one".