662305361 has 2 divisors, whose sum is σ = 662305362. Its totient is φ = 662305360.

The previous prime is 662305351. The next prime is 662305387. The reversal of 662305361 is 163503266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 439698961 + 222606400 = 20969^2 + 14920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-662305361 is a prime.

It is a super-4 number, since 4×662305361⁴ (a number of 36 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (662305351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331152680 + 331152681.

It is an arithmetic number, because the mean of its divisors is an integer number (331152681).

Almost surely, 2^662305361 is an apocalyptic number.

It is an amenable number.

662305361 is a deficient number, since it is larger than the sum of its proper divisors (1).

662305361 is an equidigital number, since it uses as much as digits as its factorization.

662305361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 662305361 is about 25735.2940725378. The cubic root of 662305361 is about 871.6713197662.

The spelling of 662305361 in words is "six hundred sixty-two million, three hundred five thousand, three hundred sixty-one".