1849858396 has 6 divisors (see below), whose sum is σ = 3237252200. Its totient is φ = 924929196.

The previous prime is 1849858357. The next prime is 1849858399. The reversal of 1849858396 is 6938589481.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1849858399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231232296 + ... + 231232303.

Almost surely, 2^1849858396 is an apocalyptic number.

It is an amenable number.

1849858396 is a deficient number, since it is larger than the sum of its proper divisors (1387393804).

1849858396 is a wasteful number, since it uses less digits than its factorization.

1849858396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462464603 (or 462464601 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 61.

The square root of 1849858396 is about 43009.9801906488. The cubic root of 1849858396 is about 1227.5697040928.

The spelling of 1849858396 in words is "one billion, eight hundred forty-nine million, eight hundred fifty-eight thousand, three hundred ninety-six".