268306633 has 4 divisors (see below), whose sum is σ = 306636160. Its totient is φ = 229977108.

The previous prime is 268306613. The next prime is 268306651. The reversal of 268306633 is 336603862.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 268306633 - 2¹³ = 268298441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 268306592 and 268306601.

It is not an unprimeable number, because it can be changed into a prime (268306603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19164753 + ... + 19164766.

It is an arithmetic number, because the mean of its divisors is an integer number (76659040).

Almost surely, 2^268306633 is an apocalyptic number.

It is an amenable number.

268306633 is a deficient number, since it is larger than the sum of its proper divisors (38329527).

268306633 is an equidigital number, since it uses as much as digits as its factorization.

268306633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38329526.

The product of its (nonzero) digits is 93312, while the sum is 37.

The square root of 268306633 is about 16380.0681622513. The cubic root of 268306633 is about 644.9763691441.

The spelling of 268306633 in words is "two hundred sixty-eight million, three hundred six thousand, six hundred thirty-three".