1796646140 has 24 divisors (see below), whose sum is σ = 3802670592. Its totient is φ = 712998720.

The previous prime is 1796646121. The next prime is 1796646151. The reversal of 1796646140 is 416466971.

It is a junction number, because it is equal to n+sod(n) for n = 1796646091 and 1796646100.

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 7 ways as a sum of consecutive naturals, for example, 351131 + ... + 356210.

It is an arithmetic number, because the mean of its divisors is an integer number (158444608).

Almost surely, 2^1796646140 is an apocalyptic number.

1796646140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1796646140 is an abundant number, since it is smaller than the sum of its proper divisors (2006024452).

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

1796646140 is a wasteful number, since it uses less digits than its factorization.

1796646140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707477 (or 707475 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 1796646140 is about 42386.8628232852. The cubic root of 1796646140 is about 1215.6844162798.

The spelling of 1796646140 in words is "one billion, seven hundred ninety-six million, six hundred forty-six thousand, one hundred forty".