1940634056 has 16 divisors (see below), whose sum is σ = 3640216140. Its totient is φ = 969909760.

The previous prime is 1940634043. The next prime is 1940634083. The reversal of 1940634056 is 6504360491.

It can be written as a sum of positive squares in 2 ways, for example, as 1381311556 + 559322500 = 37166^2 + 23650^2 .

It is a super-2 number, since 2×1940634056² = 7532121078614022272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30161 + ... + 69216.

Almost surely, 2^1940634056 is an apocalyptic number.

It is an amenable number.

1940634056 is a deficient number, since it is larger than the sum of its proper divisors (1699582084).

1940634056 is a wasteful number, since it uses less digits than its factorization.

1940634056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101824 (or 101820 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 1940634056 is about 44052.6282530339. The cubic root of 1940634056 is about 1247.3295643614.

The spelling of 1940634056 in words is "one billion, nine hundred forty million, six hundred thirty-four thousand, fifty-six".