74364479 has 8 divisors (see below), whose sum is σ = 85370880. Its totient is φ = 63453816.

The previous prime is 74364467. The next prime is 74364491. The reversal of 74364479 is 97446347.

It is an interprime number because it is at equal distance from previous prime (74364467) and next prime (74364491).

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

It is a cyclic number.

It is not a de Polignac number, because 74364479 - 2¹⁶ = 74298943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74364419) 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, 22259 + ... + 25380.

It is an arithmetic number, because the mean of its divisors is an integer number (10671360).

Almost surely, 2^74364479 is an apocalyptic number.

74364479 is a deficient number, since it is larger than the sum of its proper divisors (11006401).

74364479 is a wasteful number, since it uses less digits than its factorization.

74364479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47869.

The product of its digits is 508032, while the sum is 44.

The square root of 74364479 is about 8623.4841566504. The cubic root of 74364479 is about 420.5217985507.

The spelling of 74364479 in words is "seventy-four million, three hundred sixty-four thousand, four hundred seventy-nine".