267728036 has 12 divisors (see below), whose sum is σ = 496084428. Its totient is φ = 125989632.

The previous prime is 267728009. The next prime is 267728057. The reversal of 267728036 is 630827762.

It can be written as a sum of positive squares in 2 ways, for example, as 241615936 + 26112100 = 15544^2 + 5110^2 .

It is a junction number, because it is equal to n+sod(n) for n = 267727984 and 267728002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968521 + ... + 1968656.

It is an arithmetic number, because the mean of its divisors is an integer number (41340369).

Almost surely, 2^267728036 is an apocalyptic number.

It is an amenable number.

267728036 is a deficient number, since it is larger than the sum of its proper divisors (228356392).

267728036 is a wasteful number, since it uses less digits than its factorization.

267728036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937198 (or 3937196 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 267728036 is about 16362.3970126629. The cubic root of 267728036 is about 644.5124099763.

The spelling of 267728036 in words is "two hundred sixty-seven million, seven hundred twenty-eight thousand, thirty-six".