2841930 has 96 divisors (see below), whose sum is σ = 9120384. Its totient is φ = 597888.

The previous prime is 2841911. The next prime is 2841931. The reversal of 2841930 is 391482.

It is a super-2 number, since 2×2841930² = 16153132249800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2841894 and 2841903.

It is not an unprimeable number, because it can be changed into a prime (2841931) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8017 + ... + 8363.

It is an arithmetic number, because the mean of its divisors is an integer number (95004).

2^2841930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2841930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4560192).

2841930 is an abundant number, since it is smaller than the sum of its proper divisors (6278454).

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

2841930 is a wasteful number, since it uses less digits than its factorization.

2841930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2841930 is about 1685.8024795331. The cubic root of 2841930 is about 141.6460469797.

The spelling of 2841930 in words is "two million, eight hundred forty-one thousand, nine hundred thirty".