268184564 has 6 divisors (see below), whose sum is σ = 469322994. Its totient is φ = 134092280.

The previous prime is 268184561. The next prime is 268184573. The reversal of 268184564 is 465481862.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 267060964 + 1123600 = 16342^2 + 1060^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268184561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33523067 + ... + 33523074.

It is an arithmetic number, because the mean of its divisors is an integer number (78220499).

Almost surely, 2^268184564 is an apocalyptic number.

It is an amenable number.

268184564 is a deficient number, since it is larger than the sum of its proper divisors (201138430).

268184564 is a wasteful number, since it uses less digits than its factorization.

268184564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67046145 (or 67046143 counting only the distinct ones).

The product of its digits is 368640, while the sum is 44.

The square root of 268184564 is about 16376.3415938970. The cubic root of 268184564 is about 644.8785413186.

The spelling of 268184564 in words is "two hundred sixty-eight million, one hundred eighty-four thousand, five hundred sixty-four".