268961404 has 12 divisors (see below), whose sum is σ = 472757544. Its totient is φ = 133887824.

The previous prime is 268961393. The next prime is 268961411. The reversal of 268961404 is 404169862.

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, 147199 + ... + 149014.

It is an arithmetic number, because the mean of its divisors is an integer number (39396462).

Almost surely, 2^268961404 is an apocalyptic number.

It is an amenable number.

268961404 is a deficient number, since it is larger than the sum of its proper divisors (203796140).

268961404 is a wasteful number, since it uses less digits than its factorization.

268961404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296444 (or 296442 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 268961404 is about 16400.0428048222. The cubic root of 268961404 is about 645.5006060942.

The spelling of 268961404 in words is "two hundred sixty-eight million, nine hundred sixty-one thousand, four hundred four".