74373785 has 4 divisors (see below), whose sum is σ = 89248548. Its totient is φ = 59499024.

The previous prime is 74373769. The next prime is 74373799. The reversal of 74373785 is 58737347.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58737347 = 3271 ⋅17957.

It can be written as a sum of positive squares in 2 ways, for example, as 17280649 + 57093136 = 4157^2 + 7556^2 .

It is a cyclic number.

It is not a de Polignac number, because 74373785 - 2⁴ = 74373769 is a prime.

It is a super-3 number, since 3×74373785³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7437374 + ... + 7437383.

It is an arithmetic number, because the mean of its divisors is an integer number (22312137).

Almost surely, 2^74373785 is an apocalyptic number.

It is an amenable number.

74373785 is a deficient number, since it is larger than the sum of its proper divisors (14874763).

74373785 is a wasteful number, since it uses less digits than its factorization.

74373785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14874762.

The product of its digits is 493920, while the sum is 44.

The square root of 74373785 is about 8624.0237128616. The cubic root of 74373785 is about 420.5393392398.

The spelling of 74373785 in words is "seventy-four million, three hundred seventy-three thousand, seven hundred eighty-five".