700340321 has 4 divisors (see below), whose sum is σ = 700522500. Its totient is φ = 700158144.

The previous prime is 700340297. The next prime is 700340339. The reversal of 700340321 is 123043007.

700340321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 123043007 = 521 ⋅236167.

It can be written as a sum of positive squares in 2 ways, for example, as 413512225 + 286828096 = 20335^2 + 16936^2 .

It is a cyclic number.

It is not a de Polignac number, because 700340321 - 2¹⁴ = 700323937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 700340293 and 700340302.

It is not an unprimeable number, because it can be changed into a prime (700343321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85196 + ... + 93053.

It is an arithmetic number, because the mean of its divisors is an integer number (175130625).

Almost surely, 2^700340321 is an apocalyptic number.

It is an amenable number.

700340321 is a deficient number, since it is larger than the sum of its proper divisors (182179).

700340321 is a wasteful number, since it uses less digits than its factorization.

700340321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182178.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 700340321 is about 26463.9437915062. The cubic root of 700340321 is about 888.0478700386.

Adding to 700340321 its reverse (123043007), we get a palindrome (823383328).

The spelling of 700340321 in words is "seven hundred million, three hundred forty thousand, three hundred twenty-one".