1839690996 has 96 divisors (see below), whose sum is σ = 5073038208. Its totient is φ = 511541760.

The previous prime is 1839690971. The next prime is 1839691027. The reversal of 1839690996 is 6990969381.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293770 + ... + 299966.

It is an arithmetic number, because the mean of its divisors is an integer number (52844148).

Almost surely, 2^1839690996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1839690996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2536519104).

1839690996 is an abundant number, since it is smaller than the sum of its proper divisors (3233347212).

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

1839690996 is a wasteful number, since it uses less digits than its factorization.

1839690996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6401 (or 6399 counting only the distinct ones).

The product of its (nonzero) digits is 5668704, while the sum is 60.

The square root of 1839690996 is about 42891.6191813739. The cubic root of 1839690996 is about 1225.3165353887.

The spelling of 1839690996 in words is "one billion, eight hundred thirty-nine million, six hundred ninety thousand, nine hundred ninety-six".