652399337 has 2 divisors, whose sum is σ = 652399338. Its totient is φ = 652399336.

The previous prime is 652399303. The next prime is 652399469. The reversal of 652399337 is 733993256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 382750096 + 269649241 = 19564^2 + 16421^2 .

It is a cyclic number.

It is not a de Polignac number, because 652399337 - 2¹² = 652395241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 652399291 and 652399300.

It is not a weakly prime, because it can be changed into another prime (652399037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326199668 + 326199669.

It is an arithmetic number, because the mean of its divisors is an integer number (326199669).

Almost surely, 2^652399337 is an apocalyptic number.

It is an amenable number.

652399337 is a deficient number, since it is larger than the sum of its proper divisors (1).

652399337 is an equidigital number, since it uses as much as digits as its factorization.

652399337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 918540, while the sum is 47.

The square root of 652399337 is about 25542.1090945912. The cubic root of 652399337 is about 867.3036424918.

The spelling of 652399337 in words is "six hundred fifty-two million, three hundred ninety-nine thousand, three hundred thirty-seven".