268031356 has 12 divisors (see below), whose sum is σ = 476056168. Its totient is φ = 132015312.

The previous prime is 268031353. The next prime is 268031389. The reversal of 268031356 is 653130862.

268031356 is a modest number, since divided by 31356 gives 268 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268031353) 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, 499791 + ... + 500326.

Almost surely, 2^268031356 is an apocalyptic number.

It is an amenable number.

268031356 is a deficient number, since it is larger than the sum of its proper divisors (208024812).

268031356 is a wasteful number, since it uses less digits than its factorization.

268031356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000188 (or 1000186 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 268031356 is about 16371.6632020085. The cubic root of 268031356 is about 644.7557162385.

The spelling of 268031356 in words is "two hundred sixty-eight million, thirty-one thousand, three hundred fifty-six".