2958228 has 144 divisors (see below), whose sum is σ = 9831360. Its totient is φ = 762048.

The previous prime is 2958223. The next prime is 2958233. The reversal of 2958228 is 8228592.

2958228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2958223) and next prime (2958233).

It is a super-2 number, since 2×2958228² = 17502225799968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2958192 and 2958201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2958223) 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, 68775 + ... + 68817.

2^2958228 is an apocalyptic number.

2958228 is a gapful number since it is divisible by the number (28) 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 2958228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4915680).

2958228 is an abundant number, since it is smaller than the sum of its proper divisors (6873132).

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

2958228 is a wasteful number, since it uses less digits than its factorization.

2958228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 68 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 2958228 is about 1719.9499992732. The cubic root of 2958228 is about 143.5524297808.

The spelling of 2958228 in words is "two million, nine hundred fifty-eight thousand, two hundred twenty-eight".