2533858 has 4 divisors (see below), whose sum is σ = 3800790. Its totient is φ = 1266928.

The previous prime is 2533837. The next prime is 2533913. The reversal of 2533858 is 8583352.

2533858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 1996569 + 537289 = 1413^2 + 733^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633463 + ... + 633466.

2^2533858 is an apocalyptic number.

2533858 is a deficient number, since it is larger than the sum of its proper divisors (1266932).

2533858 is a wasteful number, since it uses less digits than its factorization.

2533858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266931.

The product of its digits is 28800, while the sum is 34.

The square root of 2533858 is about 1591.8096619885. The cubic root of 2533858 is about 136.3308338338.

The spelling of 2533858 in words is "two million, five hundred thirty-three thousand, eight hundred fifty-eight".