67275628 has 18 divisors (see below), whose sum is σ = 136954356. Its totient is φ = 28832328.

The previous prime is 67275617. The next prime is 67275653. The reversal of 67275628 is 82657276.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171426 + ... + 171817.

Almost surely, 2^67275628 is an apocalyptic number.

It is an amenable number.

67275628 is an abundant number, since it is smaller than the sum of its proper divisors (69678728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67275628 is a wasteful number, since it uses less digits than its factorization.

67275628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343261 (or 343252 counting only the distinct ones).

The product of its digits is 282240, while the sum is 43.

The square root of 67275628 is about 8202.1721513267. The cubic root of 67275628 is about 406.7110014670.

The spelling of 67275628 in words is "sixty-seven million, two hundred seventy-five thousand, six hundred twenty-eight".