264190229 has 2 divisors, whose sum is σ = 264190230. Its totient is φ = 264190228.

The previous prime is 264190177. The next prime is 264190279. The reversal of 264190229 is 922091462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224940004 + 39250225 = 14998^2 + 6265^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264190229 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264190279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132095114 + 132095115.

It is an arithmetic number, because the mean of its divisors is an integer number (132095115).

Almost surely, 2^264190229 is an apocalyptic number.

It is an amenable number.

264190229 is a deficient number, since it is larger than the sum of its proper divisors (1).

264190229 is an equidigital number, since it uses as much as digits as its factorization.

264190229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 264190229 is about 16253.9296479344. The cubic root of 264190229 is about 641.6609113406.

The spelling of 264190229 in words is "two hundred sixty-four million, one hundred ninety thousand, two hundred twenty-nine".