1790797156 has 12 divisors (see below), whose sum is σ = 3139465392. Its totient is φ = 893807048.

The previous prime is 1790797121. The next prime is 1790797157. The reversal of 1790797156 is 6517970971.

It is not an unprimeable number, because it can be changed into a prime (1790797157) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 395350 + ... + 399853.

It is an arithmetic number, because the mean of its divisors is an integer number (261622116).

Almost surely, 2^1790797156 is an apocalyptic number.

It is an amenable number.

1790797156 is a deficient number, since it is larger than the sum of its proper divisors (1348668236).

1790797156 is a wasteful number, since it uses less digits than its factorization.

1790797156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795770 (or 795768 counting only the distinct ones).

The product of its (nonzero) digits is 833490, while the sum is 52.

The square root of 1790797156 is about 42317.8113328182. The cubic root of 1790797156 is about 1214.3637613424.

The spelling of 1790797156 in words is "one billion, seven hundred ninety million, seven hundred ninety-seven thousand, one hundred fifty-six".