74343401 has 16 divisors (see below), whose sum is σ = 82987200. Its totient is φ = 66031680.

The previous prime is 74343377. The next prime is 74343403. The reversal of 74343401 is 10434347.

It is a de Polignac number, because none of the positive numbers 2^k-74343401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74343403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109475 + ... + 110151.

It is an arithmetic number, because the mean of its divisors is an integer number (5186700).

Almost surely, 2^74343401 is an apocalyptic number.

It is an amenable number.

74343401 is a deficient number, since it is larger than the sum of its proper divisors (8643799).

74343401 is a wasteful number, since it uses less digits than its factorization.

74343401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 74343401 is about 8622.2619422052. The cubic root of 74343401 is about 420.4820636478.

Adding to 74343401 its reverse (10434347), we get a palindrome (84777748).

It can be divided in two parts, 743 and 43401, that added together give a palindrome (44144).

The spelling of 74343401 in words is "seventy-four million, three hundred forty-three thousand, four hundred one".