3020940 has 72 divisors (see below), whose sum is σ = 9876048. Its totient is φ = 743040.

The previous prime is 3020929. The next prime is 3020957. The reversal of 3020940 is 490203.

3020940 = T₄₆₉ + T₄₇₀ + ... + T₄₉₄.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1695 + ... + 2985.

Almost surely, 2^3020940 is an apocalyptic number.

3020940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3020940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4938024).

3020940 is an abundant number, since it is smaller than the sum of its proper divisors (6855108).

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

3020940 is a wasteful number, since it uses less digits than its factorization.

3020940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319 (or 1314 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3020940 is about 1738.0851532649. The cubic root of 3020940 is about 144.5597427001.

The spelling of 3020940 in words is "three million, twenty thousand, nine hundred forty".