2838358 has 4 divisors (see below), whose sum is σ = 4257540. Its totient is φ = 1419178.

The previous prime is 2838293. The next prime is 2838359. The reversal of 2838358 is 8538382.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2838358² = 16112552272328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2838359) 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 as a sum of consecutive naturals, namely, 709588 + ... + 709591.

It is an arithmetic number, because the mean of its divisors is an integer number (1064385).

2^2838358 is an apocalyptic number.

2838358 is a deficient number, since it is larger than the sum of its proper divisors (1419182).

2838358 is a wasteful number, since it uses less digits than its factorization.

2838358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419181.

The product of its digits is 46080, while the sum is 37.

The square root of 2838358 is about 1684.7427103270. The cubic root of 2838358 is about 141.5866774894.

It can be divided in two parts, 28383 and 58, that added together give a triangular number (28441 = T₂₃₈).

The spelling of 2838358 in words is "two million, eight hundred thirty-eight thousand, three hundred fifty-eight".