714739809 has 16 divisors (see below), whose sum is σ = 1102252032. Its totient is φ = 403501008.

The previous prime is 714739787. The next prime is 714739877. The reversal of 714739809 is 908937417.

It is not a de Polignac number, because 714739809 - 2⁷ = 714739681 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (714739009) 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 15 ways as a sum of consecutive naturals, for example, 203289 + ... + 206774.

It is an arithmetic number, because the mean of its divisors is an integer number (68890752).

Almost surely, 2^714739809 is an apocalyptic number.

It is an amenable number.

714739809 is a deficient number, since it is larger than the sum of its proper divisors (387512223).

714739809 is a wasteful number, since it uses less digits than its factorization.

714739809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410156.

The product of its (nonzero) digits is 381024, while the sum is 48.

The square root of 714739809 is about 26734.6181756912. The cubic root of 714739809 is about 894.0929228418.

The spelling of 714739809 in words is "seven hundred fourteen million, seven hundred thirty-nine thousand, eight hundred nine".