74272067 has 4 divisors (see below), whose sum is σ = 75007536. Its totient is φ = 73536600.

The previous prime is 74272049. The next prime is 74272109. The reversal of 74272067 is 76027247.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74272067 - 2⁸ = 74271811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74272867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367583 + ... + 367784.

It is an arithmetic number, because the mean of its divisors is an integer number (18751884).

Almost surely, 2^74272067 is an apocalyptic number.

74272067 is a deficient number, since it is larger than the sum of its proper divisors (735469).

74272067 is a wasteful number, since it uses less digits than its factorization.

74272067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735468.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 74272067 is about 8618.1243318950. The cubic root of 74272067 is about 420.3475335898.

The spelling of 74272067 in words is "seventy-four million, two hundred seventy-two thousand, sixty-seven".