1828753873 has 4 divisors (see below), whose sum is σ = 1873357668. Its totient is φ = 1784150080.

The previous prime is 1828753867. The next prime is 1828753889. The reversal of 1828753873 is 3783578281.

It is a happy number.

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 367373889 + 1461379984 = 19167^2 + 38228^2 .

It is a cyclic number.

It is not a de Polignac number, because 1828753873 - 2²⁹ = 1291882961 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1828753873.

It is not an unprimeable number, because it can be changed into a prime (1828750873) 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, 22301836 + ... + 22301917.

It is an arithmetic number, because the mean of its divisors is an integer number (468339417).

Almost surely, 2^1828753873 is an apocalyptic number.

It is an amenable number.

1828753873 is a deficient number, since it is larger than the sum of its proper divisors (44603795).

1828753873 is an equidigital number, since it uses as much as digits as its factorization.

1828753873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44603794.

The product of its digits is 2257920, while the sum is 52.

The square root of 1828753873 is about 42763.9319169788. The cubic root of 1828753873 is about 1222.8835030070.

The spelling of 1828753873 in words is "one billion, eight hundred twenty-eight million, seven hundred fifty-three thousand, eight hundred seventy-three".