268461604 has 12 divisors (see below), whose sum is σ = 481266828. Its totient is φ = 130956800.

The previous prime is 268461551. The next prime is 268461607. The reversal of 268461604 is 406164862.

It can be written as a sum of positive squares in 2 ways, for example, as 56700900 + 211760704 = 7530^2 + 14552^2 .

It is not an unprimeable number, because it can be changed into a prime (268461607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818317 + ... + 818644.

It is an arithmetic number, because the mean of its divisors is an integer number (40105569).

Almost surely, 2^268461604 is an apocalyptic number.

It is an amenable number.

268461604 is a deficient number, since it is larger than the sum of its proper divisors (212805224).

268461604 is a wasteful number, since it uses less digits than its factorization.

268461604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637006 (or 1637004 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 268461604 is about 16384.7979542013. The cubic root of 268461604 is about 645.1005223615.

The spelling of 268461604 in words is "two hundred sixty-eight million, four hundred sixty-one thousand, six hundred four".