74364481 has 8 divisors (see below), whose sum is σ = 76091904. Its totient is φ = 72643200.

The previous prime is 74364467. The next prime is 74364491. The reversal of 74364481 is 18446347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74364481 - 2⁵ = 74364449 is a prime.

It is a super-2 number, since 2×74364481² = 11060152068798722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74364481.

It is not an unprimeable number, because it can be changed into a prime (74364421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30456 + ... + 32806.

It is an arithmetic number, because the mean of its divisors is an integer number (9511488).

Almost surely, 2^74364481 is an apocalyptic number.

It is an amenable number.

74364481 is a deficient number, since it is larger than the sum of its proper divisors (1727423).

74364481 is a wasteful number, since it uses less digits than its factorization.

74364481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3071.

The product of its digits is 64512, while the sum is 37.

The square root of 74364481 is about 8623.4842726128. The cubic root of 74364481 is about 420.5218023206.

The spelling of 74364481 in words is "seventy-four million, three hundred sixty-four thousand, four hundred eighty-one".