74069 has 4 divisors (see below), whose sum is σ = 78444. Its totient is φ = 69696.

The previous prime is 74051. The next prime is 74071. The reversal of 74069 is 96047.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96047 = 7 ⋅13721.

It can be written as a sum of positive squares in 2 ways, for example, as 69169 + 4900 = 263^2 + 70^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74069 is a prime.

It is a super-2 number, since 2×74069² = 10972433522, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162 + ... + 2195.

It is an arithmetic number, because the mean of its divisors is an integer number (19611).

2⁷⁴⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

74069 is a deficient number, since it is larger than the sum of its proper divisors (4375).

74069 is a wasteful number, since it uses less digits than its factorization.

74069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4374.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 74069 is about 272.1562051470. The cubic root of 74069 is about 41.9964093680.

The spelling of 74069 in words is "seventy-four thousand, sixty-nine".