147793873 has 4 divisors (see below), whose sum is σ = 151788340. Its totient is φ = 143799408.

The previous prime is 147793871. The next prime is 147793909. The reversal of 147793873 is 378397741.

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

It can be written as a sum of positive squares in 2 ways, for example, as 70845889 + 76947984 = 8417^2 + 8772^2 .

It is a cyclic number.

It is not a de Polignac number, because 147793873 - 2¹ = 147793871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147793871) 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, 1997178 + ... + 1997251.

It is an arithmetic number, because the mean of its divisors is an integer number (37947085).

Almost surely, 2^147793873 is an apocalyptic number.

It is an amenable number.

147793873 is a deficient number, since it is larger than the sum of its proper divisors (3994467).

147793873 is an equidigital number, since it uses as much as digits as its factorization.

147793873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994466.

The product of its digits is 889056, while the sum is 49.

The square root of 147793873 is about 12157.0503412629. The cubic root of 147793873 is about 528.7115647740.

The spelling of 147793873 in words is "one hundred forty-seven million, seven hundred ninety-three thousand, eight hundred seventy-three".