74444153 has 8 divisors (see below), whose sum is σ = 85521408. Its totient is φ = 63477504.

The previous prime is 74444141. The next prime is 74444179. The reversal of 74444153 is 35144447.

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

It is a cyclic number.

It is not a de Polignac number, because 74444153 - 2⁶ = 74444089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74444053) 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, 26201 + ... + 28902.

It is an arithmetic number, because the mean of its divisors is an integer number (10690176).

Almost surely, 2^74444153 is an apocalyptic number.

It is an amenable number.

74444153 is a deficient number, since it is larger than the sum of its proper divisors (11077255).

74444153 is a wasteful number, since it uses less digits than its factorization.

74444153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55303.

The product of its digits is 26880, while the sum is 32.

The square root of 74444153 is about 8628.1025144582. The cubic root of 74444153 is about 420.6719271055.

The spelling of 74444153 in words is "seventy-four million, four hundred forty-four thousand, one hundred fifty-three".