1985375204 has 12 divisors (see below), whose sum is σ = 3481317504. Its totient is φ = 990713064.

The previous prime is 1985375167. The next prime is 1985375207. The reversal of 1985375204 is 4025735891.

It is not an unprimeable number, because it can be changed into a prime (1985375207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491372 + ... + 495395.

It is an arithmetic number, because the mean of its divisors is an integer number (290109792).

Almost surely, 2^1985375204 is an apocalyptic number.

It is an amenable number.

1985375204 is a deficient number, since it is larger than the sum of its proper divisors (1495942300).

1985375204 is a wasteful number, since it uses less digits than its factorization.

1985375204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987274 (or 987272 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 1985375204 is about 44557.5493491283. The cubic root of 1985375204 is about 1256.8425191207.

The spelling of 1985375204 in words is "one billion, nine hundred eighty-five million, three hundred seventy-five thousand, two hundred four".