74677 has 4 divisors (see below), whose sum is σ = 76140. Its totient is φ = 73216.

The previous prime is 74653. The next prime is 74687. The reversal of 74677 is 77647.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21316 + 53361 = 146^2 + 231^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74687) 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, 652 + ... + 757.

It is an arithmetic number, because the mean of its divisors is an integer number (19035).

2⁷⁴⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

74677 is a deficient number, since it is larger than the sum of its proper divisors (1463).

74677 is a wasteful number, since it uses less digits than its factorization.

74677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462.

The product of its digits is 8232, while the sum is 31.

The square root of 74677 is about 273.2709278354. The cubic root of 74677 is about 42.1110064260. Note that the first 3 decimals are identical.

The spelling of 74677 in words is "seventy-four thousand, six hundred seventy-seven".