2428858 has 8 divisors (see below), whose sum is σ = 3857652. Its totient is φ = 1142976.

The previous prime is 2428787. The next prime is 2428859. The reversal of 2428858 is 8588242.

It can be written as a sum of positive squares in 2 ways, for example, as 2229049 + 199809 = 1493^2 + 447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2428859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35685 + ... + 35752.

2^2428858 is an apocalyptic number.

2428858 is a deficient number, since it is larger than the sum of its proper divisors (1428794).

2428858 is a wasteful number, since it uses less digits than its factorization.

2428858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71456.

The product of its digits is 40960, while the sum is 37.

The square root of 2428858 is about 1558.4793870950. The cubic root of 2428858 is about 134.4210783385.

It can be divided in two parts, 24 and 28858, that added together give a palindrome (28882).

The spelling of 2428858 in words is "two million, four hundred twenty-eight thousand, eight hundred fifty-eight".