1939650652 has 24 divisors (see below), whose sum is σ = 3408048000. Its totient is φ = 965932656.

The previous prime is 1939650637. The next prime is 1939650653. The reversal of 1939650652 is 2560569391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1939650653) 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 7 ways as a sum of consecutive naturals, for example, 1539999 + ... + 1541257.

It is an arithmetic number, because the mean of its divisors is an integer number (142002000).

Almost surely, 2^1939650652 is an apocalyptic number.

It is an amenable number.

1939650652 is a deficient number, since it is larger than the sum of its proper divisors (1468397348).

1939650652 is a wasteful number, since it uses less digits than its factorization.

1939650652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505 (or 2503 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 46.

The square root of 1939650652 is about 44041.4651436575. The cubic root of 1939650652 is about 1247.1188366471.

The spelling of 1939650652 in words is "one billion, nine hundred thirty-nine million, six hundred fifty thousand, six hundred fifty-two".