268804628 has 12 divisors (see below), whose sum is σ = 495166560. Its totient is φ = 127328472.

The previous prime is 268804607. The next prime is 268804633. The reversal of 268804628 is 826408862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1768376 + ... + 1768527.

It is an arithmetic number, because the mean of its divisors is an integer number (41263880).

Almost surely, 2^268804628 is an apocalyptic number.

It is an amenable number.

268804628 is a deficient number, since it is larger than the sum of its proper divisors (226361932).

268804628 is a wasteful number, since it uses less digits than its factorization.

268804628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536926 (or 3536924 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The square root of 268804628 is about 16395.2623644759. The cubic root of 268804628 is about 645.3751622317.

The spelling of 268804628 in words is "two hundred sixty-eight million, eight hundred four thousand, six hundred twenty-eight".