700072397 has 2 divisors, whose sum is σ = 700072398. Its totient is φ = 700072396.

The previous prime is 700072363. The next prime is 700072453. The reversal of 700072397 is 793270007.

700072397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 675012361 + 25060036 = 25981^2 + 5006^2 .

It is a cyclic number.

It is not a de Polignac number, because 700072397 - 2⁶ = 700072333 is a prime.

It is a super-2 number, since 2×700072397² = 980202722082651218, which contains 22 as substring.

It is equal to p_36256454 and since 700072397 and 36256454 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (700072327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350036198 + 350036199.

It is an arithmetic number, because the mean of its divisors is an integer number (350036199).

Almost surely, 2^700072397 is an apocalyptic number.

It is an amenable number.

700072397 is a deficient number, since it is larger than the sum of its proper divisors (1).

700072397 is an equidigital number, since it uses as much as digits as its factorization.

700072397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 35.

The square root of 700072397 is about 26458.8812499697. The cubic root of 700072397 is about 887.9346109664.

It can be divided in two parts, 7000 and 72397, that added together give a palindrome (79397).

The spelling of 700072397 in words is "seven hundred million, seventy-two thousand, three hundred ninety-seven".