3025530 has 24 divisors (see below), whose sum is σ = 7866612. Its totient is φ = 806784.

The previous prime is 3025511. The next prime is 3025559. The reversal of 3025530 is 355203.

It can be written as a sum of positive squares in 2 ways, for example, as 2792241 + 233289 = 1671^2 + 483^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16719 + ... + 16898.

Almost surely, 2^3025530 is an apocalyptic number.

3025530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3025530 is an abundant number, since it is smaller than the sum of its proper divisors (4841082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3025530 is a wasteful number, since it uses less digits than its factorization.

3025530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33630 (or 33627 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 3025530 is about 1739.4050707066. The cubic root of 3025530 is about 144.6329200829.

It can be divided in two parts, 302 and 5530, that added together give a cube (5832 = 18³).

The spelling of 3025530 in words is "three million, twenty-five thousand, five hundred thirty".