268189352 has 8 divisors (see below), whose sum is σ = 502855050. Its totient is φ = 134094672.

The previous prime is 268189333. The next prime is 268189387. The reversal of 268189352 is 253981862.

It can be written as a sum of positive squares in only one way, i.e., 267845956 + 343396 = 16366^2 + 586^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16761827 + ... + 16761842.

Almost surely, 2^268189352 is an apocalyptic number.

It is an amenable number.

268189352 is a deficient number, since it is larger than the sum of its proper divisors (234665698).

268189352 is a wasteful number, since it uses less digits than its factorization.

268189352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33523675 (or 33523671 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 268189352 is about 16376.4877797408. The cubic root of 268189352 is about 644.8823790489.

The spelling of 268189352 in words is "two hundred sixty-eight million, one hundred eighty-nine thousand, three hundred fifty-two".