713958409 has 4 divisors (see below), whose sum is σ = 714459460. Its totient is φ = 713457360.

The previous prime is 713958407. The next prime is 713958437. The reversal of 713958409 is 904859317.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 904859317 = 641 ⋅1411637.

It can be written as a sum of positive squares in 2 ways, for example, as 48163600 + 665794809 = 6940^2 + 25803^2 .

It is a cyclic number.

It is not a de Polignac number, because 713958409 - 2¹ = 713958407 is a prime.

It is a super-2 number, since 2×713958409² = 1019473219563622562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (713958407) 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 3 ways as a sum of consecutive naturals, for example, 248382 + ... + 251239.

It is an arithmetic number, because the mean of its divisors is an integer number (178614865).

Almost surely, 2^713958409 is an apocalyptic number.

It is an amenable number.

713958409 is a deficient number, since it is larger than the sum of its proper divisors (501051).

713958409 is a wasteful number, since it uses less digits than its factorization.

713958409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501050.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 713958409 is about 26720.0001684132. Note that the first 3 decimals coincide. The cubic root of 713958409 is about 893.7669772053.

The spelling of 713958409 in words is "seven hundred thirteen million, nine hundred fifty-eight thousand, four hundred nine".