74385734 has 8 divisors (see below), whose sum is σ = 111618000. Its totient is φ = 37179736.

The previous prime is 74385733. The next prime is 74385737. The reversal of 74385734 is 43758347.

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

It is a junction number, because it is equal to n+sod(n) for n = 74385691 and 74385700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74385733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3767 + ... + 12765.

It is an arithmetic number, because the mean of its divisors is an integer number (13952250).

Almost surely, 2^74385734 is an apocalyptic number.

74385734 is a deficient number, since it is larger than the sum of its proper divisors (37232266).

74385734 is a wasteful number, since it uses less digits than its factorization.

74385734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13134.

The product of its digits is 282240, while the sum is 41.

The square root of 74385734 is about 8624.7164591075. The cubic root of 74385734 is about 420.5618595203.

The spelling of 74385734 in words is "seventy-four million, three hundred eighty-five thousand, seven hundred thirty-four".