1835849940 has 48 divisors (see below), whose sum is σ = 5187557760. Its totient is φ = 485066880.

The previous prime is 1835849927. The next prime is 1835849963. The reversal of 1835849940 is 499485381.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133816 + ... + 146895.

It is an arithmetic number, because the mean of its divisors is an integer number (108074120).

Almost surely, 2^1835849940 is an apocalyptic number.

1835849940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1835849940 is an abundant number, since it is smaller than the sum of its proper divisors (3351707820).

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

1835849940 is a wasteful number, since it uses less digits than its factorization.

1835849940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280832 (or 280830 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The square root of 1835849940 is about 42846.8194852313. The cubic root of 1835849940 is about 1224.4631694721.

The spelling of 1835849940 in words is "one billion, eight hundred thirty-five million, eight hundred forty-nine thousand, nine hundred forty".