1849523340 has 48 divisors (see below), whose sum is σ = 5918476032. Its totient is φ = 422748096.

The previous prime is 1849523339. The next prime is 1849523359. The reversal of 1849523340 is 433259481.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2201394 + ... + 2202233.

It is an arithmetic number, because the mean of its divisors is an integer number (123301584).

Almost surely, 2^1849523340 is an apocalyptic number.

1849523340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1849523340 is an abundant number, since it is smaller than the sum of its proper divisors (4068952692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1849523340 is a wasteful number, since it uses less digits than its factorization.

1849523340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4403646 (or 4403644 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 1849523340 is about 43006.0849182996. The cubic root of 1849523340 is about 1227.4955850088.

The spelling of 1849523340 in words is "one billion, eight hundred forty-nine million, five hundred twenty-three thousand, three hundred forty".