74413479 has 8 divisors (see below), whose sum is σ = 113392000. Its totient is φ = 42521976.

The previous prime is 74413457. The next prime is 74413489. The reversal of 74413479 is 97431447.

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

It is not a de Polignac number, because 74413479 - 2⁸ = 74413223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74413429) 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 7 ways as a sum of consecutive naturals, for example, 1771729 + ... + 1771770.

It is an arithmetic number, because the mean of its divisors is an integer number (14174000).

Almost surely, 2^74413479 is an apocalyptic number.

74413479 is a deficient number, since it is larger than the sum of its proper divisors (38978521).

74413479 is a wasteful number, since it uses less digits than its factorization.

74413479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543509.

The product of its digits is 84672, while the sum is 39.

The square root of 74413479 is about 8626.3247678255. The cubic root of 74413479 is about 420.6141412224.

The spelling of 74413479 in words is "seventy-four million, four hundred thirteen thousand, four hundred seventy-nine".