1940797256 has 32 divisors (see below), whose sum is σ = 3832790400. Its totient is φ = 918780480.

The previous prime is 1940797249. The next prime is 1940797307. The reversal of 1940797256 is 6527970491.

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, 384026 + ... + 389046.

It is an arithmetic number, because the mean of its divisors is an integer number (119774700).

Almost surely, 2^1940797256 is an apocalyptic number.

It is an amenable number.

1940797256 is a deficient number, since it is larger than the sum of its proper divisors (1891993144).

1940797256 is a wasteful number, since it uses less digits than its factorization.

1940797256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7589 (or 7585 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 1940797256 is about 44054.4805439810. The cubic root of 1940797256 is about 1247.3645286176.

The spelling of 1940797256 in words is "one billion, nine hundred forty million, seven hundred ninety-seven thousand, two hundred fifty-six".