49173223 has 8 divisors (see below), whose sum is σ = 55374336. Its totient is φ = 43260600.

The previous prime is 49173217. The next prime is 49173281. The reversal of 49173223 is 32237194.

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 49173223 - 2⁵ = 49173191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49173283) 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, 71761 + ... + 72442.

It is an arithmetic number, because the mean of its divisors is an integer number (6921792).

Almost surely, 2^49173223 is an apocalyptic number.

49173223 is a deficient number, since it is larger than the sum of its proper divisors (6201113).

49173223 is a wasteful number, since it uses less digits than its factorization.

49173223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144245.

The product of its digits is 9072, while the sum is 31.

The square root of 49173223 is about 7012.3621555079. The cubic root of 49173223 is about 366.3612719716.

The spelling of 49173223 in words is "forty-nine million, one hundred seventy-three thousand, two hundred twenty-three".