74433441 has 4 divisors (see below), whose sum is σ = 99244592. Its totient is φ = 49622292.

The previous prime is 74433433. The next prime is 74433479. The reversal of 74433441 is 14433447.

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 not a de Polignac number, because 74433441 - 2³ = 74433433 is a prime.

It is a super-3 number, since 3×74433441³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74433399 and 74433408.

It is not an unprimeable number, because it can be changed into a prime (74433341) 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, 12405571 + ... + 12405576.

It is an arithmetic number, because the mean of its divisors is an integer number (24811148).

Almost surely, 2^74433441 is an apocalyptic number.

It is an amenable number.

74433441 is a deficient number, since it is larger than the sum of its proper divisors (24811151).

74433441 is a wasteful number, since it uses less digits than its factorization.

74433441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24811150.

The product of its digits is 16128, while the sum is 30.

The square root of 74433441 is about 8627.4817299140. The cubic root of 74433441 is about 420.6517488750.

Adding to 74433441 its reverse (14433447), we get a palindrome (88866888).

The spelling of 74433441 in words is "seventy-four million, four hundred thirty-three thousand, four hundred forty-one".