1848221485 has 32 divisors (see below), whose sum is σ = 2606123520. Its totient is φ = 1243771200.

The previous prime is 1848221449. The next prime is 1848221567. The reversal of 1848221485 is 5841228481.

It is a de Polignac number, because none of the positive numbers 2^k-1848221485 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24370 + ... + 65500.

It is an arithmetic number, because the mean of its divisors is an integer number (81441360).

Almost surely, 2^1848221485 is an apocalyptic number.

It is an amenable number.

1848221485 is a deficient number, since it is larger than the sum of its proper divisors (757902035).

1848221485 is a wasteful number, since it uses less digits than its factorization.

1848221485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41209.

The product of its digits is 163840, while the sum is 43.

The square root of 1848221485 is about 42990.9465469185. The cubic root of 1848221485 is about 1227.2075114425.

The spelling of 1848221485 in words is "one billion, eight hundred forty-eight million, two hundred twenty-one thousand, four hundred eighty-five".