74644107 has 8 divisors (see below), whose sum is σ = 99565776. Its totient is φ = 49742592.

The previous prime is 74644099. The next prime is 74644109. The reversal of 74644107 is 70144647.

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

It is not a de Polignac number, because 74644107 - 2³ = 74644099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74644109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10143 + ... + 15879.

It is an arithmetic number, because the mean of its divisors is an integer number (12445722).

Almost surely, 2^74644107 is an apocalyptic number.

74644107 is a deficient number, since it is larger than the sum of its proper divisors (24921669).

74644107 is a wasteful number, since it uses less digits than its factorization.

74644107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10077.

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 74644107 is about 8639.6821122076. The cubic root of 74644107 is about 421.0482263555.

The spelling of 74644107 in words is "seventy-four million, six hundred forty-four thousand, one hundred seven".