74202443 has 4 divisors (see below), whose sum is σ = 84802800. Its totient is φ = 63602088.

The previous prime is 74202431. The next prime is 74202449. The reversal of 74202443 is 34420247.

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 74202443 - 2⁶ = 74202379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74202449) 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, 5300168 + ... + 5300181.

It is an arithmetic number, because the mean of its divisors is an integer number (21200700).

Almost surely, 2^74202443 is an apocalyptic number.

74202443 is a deficient number, since it is larger than the sum of its proper divisors (10600357).

74202443 is a wasteful number, since it uses less digits than its factorization.

74202443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10600356.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 74202443 is about 8614.0839907677. The cubic root of 74202443 is about 420.2161453594.

It can be divided in two parts, 7420244 and 3, that added together give a palindrome (7420247).

The spelling of 74202443 in words is "seventy-four million, two hundred two thousand, four hundred forty-three".