268933642 has 16 divisors (see below), whose sum is σ = 427444992. Its totient is φ = 126463680.

The previous prime is 268933633. The next prime is 268933661. The reversal of 268933642 is 246339862.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71017 + ... + 74707.

It is an arithmetic number, because the mean of its divisors is an integer number (26715312).

Almost surely, 2^268933642 is an apocalyptic number.

268933642 is a deficient number, since it is larger than the sum of its proper divisors (158511350).

268933642 is a wasteful number, since it uses less digits than its factorization.

268933642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5853.

The product of its digits is 373248, while the sum is 43.

The square root of 268933642 is about 16399.1963827500. The cubic root of 268933642 is about 645.4783959627.

The spelling of 268933642 in words is "two hundred sixty-eight million, nine hundred thirty-three thousand, six hundred forty-two".