74877343 has 4 divisors (see below), whose sum is σ = 74929120. Its totient is φ = 74825568.

The previous prime is 74877331. The next prime is 74877349. The reversal of 74877343 is 34377847.

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 74877343 - 2⁹ = 74876831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74877343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74877349) 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, 23655 + ... + 26632.

It is an arithmetic number, because the mean of its divisors is an integer number (18732280).

Almost surely, 2^74877343 is an apocalyptic number.

74877343 is a deficient number, since it is larger than the sum of its proper divisors (51777).

74877343 is a wasteful number, since it uses less digits than its factorization.

74877343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51776.

The product of its digits is 395136, while the sum is 43.

The square root of 74877343 is about 8653.1695349161. The cubic root of 74877343 is about 421.4863118325.

The spelling of 74877343 in words is "seventy-four million, eight hundred seventy-seven thousand, three hundred forty-three".