1985852002 has 16 divisors (see below), whose sum is σ = 3082809600. Its totient is φ = 958414320.

The previous prime is 1985851969. The next prime is 1985852003. The reversal of 1985852002 is 2002585891.

It is not an unprimeable number, because it can be changed into a prime (1985852003) 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, 17052 + ... + 65287.

It is an arithmetic number, because the mean of its divisors is an integer number (192675600).

Almost surely, 2^1985852002 is an apocalyptic number.

1985852002 is a deficient number, since it is larger than the sum of its proper divisors (1096957598).

1985852002 is a wasteful number, since it uses less digits than its factorization.

1985852002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82761.

The product of its (nonzero) digits is 57600, while the sum is 40.

The square root of 1985852002 is about 44562.8993895146. The cubic root of 1985852002 is about 1256.9431234519.

The spelling of 1985852002 in words is "one billion, nine hundred eighty-five million, eight hundred fifty-two thousand, two".