74106055 has 4 divisors (see below), whose sum is σ = 88927272. Its totient is φ = 59284840.

The previous prime is 74106047. The next prime is 74106073. The reversal of 74106055 is 55060147.

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

It is not a de Polignac number, because 74106055 - 2³ = 74106047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7410601 + ... + 7410610.

It is an arithmetic number, because the mean of its divisors is an integer number (22231818).

Almost surely, 2^74106055 is an apocalyptic number.

74106055 is a deficient number, since it is larger than the sum of its proper divisors (14821217).

74106055 is a wasteful number, since it uses less digits than its factorization.

74106055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14821216.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 74106055 is about 8608.4873816484. The cubic root of 74106055 is about 420.0341147648.

The spelling of 74106055 in words is "seventy-four million, one hundred six thousand, fifty-five".