74660735 has 4 divisors (see below), whose sum is σ = 89592888. Its totient is φ = 59728584.

The previous prime is 74660731. The next prime is 74660743. The reversal of 74660735 is 53706647.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53706647 = 37 ⋅1451531.

It is a cyclic number.

It is not a de Polignac number, because 74660735 - 2² = 74660731 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 (74660731) 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, 7466069 + ... + 7466078.

It is an arithmetic number, because the mean of its divisors is an integer number (22398222).

Almost surely, 2^74660735 is an apocalyptic number.

74660735 is a deficient number, since it is larger than the sum of its proper divisors (14932153).

74660735 is a wasteful number, since it uses less digits than its factorization.

74660735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14932152.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 74660735 is about 8640.6443625461. The cubic root of 74660735 is about 421.0794887926.

The spelling of 74660735 in words is "seventy-four million, six hundred sixty thousand, seven hundred thirty-five".