2552238 has 36 divisors (see below), whose sum is σ = 5995080. Its totient is φ = 784368.

The previous prime is 2552233. The next prime is 2552239. The reversal of 2552238 is 8322552.

It is a super-3 number, since 3×2552238³ = 49875213337007835816, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2623 + ... + 3461.

It is an arithmetic number, because the mean of its divisors is an integer number (166530).

2^2552238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2552238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2997540).

2552238 is an abundant number, since it is smaller than the sum of its proper divisors (3442842).

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

2552238 is a wasteful number, since it uses less digits than its factorization.

2552238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873 (or 857 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2552238 is about 1597.5725335646. The cubic root of 2552238 is about 136.6596770832.

The spelling of 2552238 in words is "two million, five hundred fifty-two thousand, two hundred thirty-eight".