67272133 has 4 divisors (see below), whose sum is σ = 67337920. Its totient is φ = 67206348.

The previous prime is 67272097. The next prime is 67272137. The reversal of 67272133 is 33127276.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 67272133 - 2²¹ = 65174981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67272095 and 67272104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67272137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31335 + ... + 33412.

It is an arithmetic number, because the mean of its divisors is an integer number (16834480).

Almost surely, 2^67272133 is an apocalyptic number.

It is an amenable number.

67272133 is a deficient number, since it is larger than the sum of its proper divisors (65787).

67272133 is a wasteful number, since it uses less digits than its factorization.

67272133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65786.

The product of its digits is 10584, while the sum is 31.

The square root of 67272133 is about 8201.9590952406. The cubic root of 67272133 is about 406.7039584035.

The spelling of 67272133 in words is "sixty-seven million, two hundred seventy-two thousand, one hundred thirty-three".