74238441 has 4 divisors (see below), whose sum is σ = 98984592. Its totient is φ = 49492292.

The previous prime is 74238431. The next prime is 74238443. The reversal of 74238441 is 14483247.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74238441 is a prime.

It is a super-2 number, since 2×74238441² = 11022692244220962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74238443) 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, 12373071 + ... + 12373076.

It is an arithmetic number, because the mean of its divisors is an integer number (24746148).

Almost surely, 2^74238441 is an apocalyptic number.

It is an amenable number.

74238441 is a deficient number, since it is larger than the sum of its proper divisors (24746151).

74238441 is a wasteful number, since it uses less digits than its factorization.

74238441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24746150.

The product of its digits is 21504, while the sum is 33.

The square root of 74238441 is about 8616.1732224927. The cubic root of 74238441 is about 420.2840878451.

The spelling of 74238441 in words is "seventy-four million, two hundred thirty-eight thousand, four hundred forty-one".