74431346 has 32 divisors (see below), whose sum is σ = 127224000. Its totient is φ = 32356800.

The previous prime is 74431333. The next prime is 74431349. The reversal of 74431346 is 64313447.

It is not an unprimeable number, because it can be changed into a prime (74431349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48905 + ... + 50403.

It is an arithmetic number, because the mean of its divisors is an integer number (3975750).

Almost surely, 2^74431346 is an apocalyptic number.

74431346 is a deficient number, since it is larger than the sum of its proper divisors (52792654).

74431346 is a wasteful number, since it uses less digits than its factorization.

74431346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610.

The product of its digits is 24192, while the sum is 32.

The square root of 74431346 is about 8627.3603147197. The cubic root of 74431346 is about 420.6478022901.

The spelling of 74431346 in words is "seventy-four million, four hundred thirty-one thousand, three hundred forty-six".