264335237 has 2 divisors, whose sum is σ = 264335238. Its totient is φ = 264335236.

The previous prime is 264335219. The next prime is 264335243. The reversal of 264335237 is 732533462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252460321 + 11874916 = 15889^2 + 3446^2 .

It is a cyclic number.

It is not a de Polignac number, because 264335237 - 2¹⁴ = 264318853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 264335197 and 264335206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264335257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132167618 + 132167619.

It is an arithmetic number, because the mean of its divisors is an integer number (132167619).

Almost surely, 2^264335237 is an apocalyptic number.

It is an amenable number.

264335237 is a deficient number, since it is larger than the sum of its proper divisors (1).

264335237 is an equidigital number, since it uses as much as digits as its factorization.

264335237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 35.

The square root of 264335237 is about 16258.3897419148. The cubic root of 264335237 is about 641.7782875552.

Adding to 264335237 its reverse (732533462), we get a palindrome (996868699).

The spelling of 264335237 in words is "two hundred sixty-four million, three hundred thirty-five thousand, two hundred thirty-seven".