1943650652 has 12 divisors (see below), whose sum is σ = 3401849640. Its totient is φ = 971693616.

The previous prime is 1943650649. The next prime is 1943650661. The reversal of 1943650652 is 2560563491.

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 3 ways as a sum of consecutive naturals, for example, 5174 + ... + 62562.

It is an arithmetic number, because the mean of its divisors is an integer number (283487470).

Almost surely, 2^1943650652 is an apocalyptic number.

It is an amenable number.

1943650652 is a deficient number, since it is larger than the sum of its proper divisors (1458198988).

1943650652 is a wasteful number, since it uses less digits than its factorization.

1943650652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65860 (or 65858 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 1943650652 is about 44086.8535053251. The cubic root of 1943650652 is about 1247.9755287430.

The spelling of 1943650652 in words is "one billion, nine hundred forty-three million, six hundred fifty thousand, six hundred fifty-two".