74107663 has 4 divisors (see below), whose sum is σ = 84694480. Its totient is φ = 63520848.

The previous prime is 74107661. The next prime is 74107669. The reversal of 74107663 is 36670147.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74107663 - 2¹ = 74107661 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 (74107661) 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, 5293398 + ... + 5293411.

It is an arithmetic number, because the mean of its divisors is an integer number (21173620).

Almost surely, 2^74107663 is an apocalyptic number.

74107663 is a deficient number, since it is larger than the sum of its proper divisors (10586817).

74107663 is a wasteful number, since it uses less digits than its factorization.

74107663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10586816.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 74107663 is about 8608.5807773407. The cubic root of 74107663 is about 420.0371527981.

The spelling of 74107663 in words is "seventy-four million, one hundred seven thousand, six hundred sixty-three".