2985506 has 16 divisors (see below), whose sum is σ = 4773816. Its totient is φ = 1395456.

The previous prime is 2985503. The next prime is 2985511. The reversal of 2985506 is 6055892.

It can be written as a sum of positive squares in 4 ways, for example, as 1755625 + 1229881 = 1325^2 + 1109^2 .

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2985503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9260 + ... + 9576.

2^2985506 is an apocalyptic number.

2985506 is a deficient number, since it is larger than the sum of its proper divisors (1788310).

2985506 is a wasteful number, since it uses less digits than its factorization.

2985506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 2985506 is about 1727.8616842792. The cubic root of 2985506 is about 143.9923156908.

The spelling of 2985506 in words is "two million, nine hundred eighty-five thousand, five hundred six".