425616593 has 2 divisors, whose sum is σ = 425616594. Its totient is φ = 425616592.

The previous prime is 425616523. The next prime is 425616599. The reversal of 425616593 is 395616524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 382280704 + 43335889 = 19552^2 + 6583^2 .

It is a cyclic number.

It is not a de Polignac number, because 425616593 - 2¹⁰ = 425615569 is a prime.

It is a super-2 number, since 2×425616593² = 362298968473855298, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425616593.

It is not a weakly prime, because it can be changed into another prime (425616599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212808296 + 212808297.

It is an arithmetic number, because the mean of its divisors is an integer number (212808297).

Almost surely, 2^425616593 is an apocalyptic number.

It is an amenable number.

425616593 is a deficient number, since it is larger than the sum of its proper divisors (1).

425616593 is an equidigital number, since it uses as much as digits as its factorization.

425616593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 41.

The square root of 425616593 is about 20630.4772848327. The cubic root of 425616593 is about 752.2107175310.

The spelling of 425616593 in words is "four hundred twenty-five million, six hundred sixteen thousand, five hundred ninety-three".