2985983938 has 32 divisors (see below), whose sum is σ = 5423013504. Its totient is φ = 1203747072.

The previous prime is 2985983933. The next prime is 2985983939. The reversal of 2985983938 is 8393895892.

It is a super-2 number, since 2×2985983938² = 17832200155987975688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2985983938.

It is not an unprimeable number, because it can be changed into a prime (2985983933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 760356 + ... + 764272.

It is an arithmetic number, because the mean of its divisors is an integer number (169469172).

Almost surely, 2^2985983938 is an apocalyptic number.

2985983938 is a deficient number, since it is larger than the sum of its proper divisors (2437029566).

2985983938 is a wasteful number, since it uses less digits than its factorization.

2985983938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7146.

The product of its digits is 33592320, while the sum is 64.

The square root of 2985983938 is about 54644.1574004028. The cubic root of 2985983938 is about 1439.9999900334. Note that the first 5 decimals are identical.

The spelling of 2985983938 in words is "two billion, nine hundred eighty-five million, nine hundred eighty-three thousand, nine hundred thirty-eight".