74236043 has 4 divisors (see below), whose sum is σ = 84841200. Its totient is φ = 63630888.

The previous prime is 74236039. The next prime is 74236049. The reversal of 74236043 is 34063247.

It is a happy number.

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 74236043 - 2² = 74236039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74235997 and 74236015.

It is not an unprimeable number, because it can be changed into a prime (74236049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5302568 + ... + 5302581.

It is an arithmetic number, because the mean of its divisors is an integer number (21210300).

Almost surely, 2^74236043 is an apocalyptic number.

74236043 is a deficient number, since it is larger than the sum of its proper divisors (10605157).

74236043 is a wasteful number, since it uses less digits than its factorization.

74236043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10605156.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 74236043 is about 8616.0340644638. The cubic root of 74236043 is about 420.2795625521.

The spelling of 74236043 in words is "seventy-four million, two hundred thirty-six thousand, forty-three".