268230136 has 8 divisors (see below), whose sum is σ = 502931520. Its totient is φ = 134115064.

The previous prime is 268230133. The next prime is 268230167. The reversal of 268230136 is 631032862.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 268230098 and 268230107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268230133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16764376 + ... + 16764391.

It is an arithmetic number, because the mean of its divisors is an integer number (62866440).

Almost surely, 2^268230136 is an apocalyptic number.

It is an amenable number.

268230136 is a deficient number, since it is larger than the sum of its proper divisors (234701384).

268230136 is a wasteful number, since it uses less digits than its factorization.

268230136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33528773 (or 33528769 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 268230136 is about 16377.7329322468. The cubic root of 268230136 is about 644.9150668367.

Adding to 268230136 its reverse (631032862), we get a palindrome (899262998).

The spelling of 268230136 in words is "two hundred sixty-eight million, two hundred thirty thousand, one hundred thirty-six".