2628874 has 4 divisors (see below), whose sum is σ = 3943314. Its totient is φ = 1314436.

The previous prime is 2628839. The next prime is 2628889. The reversal of 2628874 is 4788262.

2628874 is nontrivially palindromic in base 4.

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., 1918225 + 710649 = 1385^2 + 843^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657217 + ... + 657220.

2^2628874 is an apocalyptic number.

2628874 is a deficient number, since it is larger than the sum of its proper divisors (1314440).

2628874 is a wasteful number, since it uses less digits than its factorization.

2628874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314439.

The product of its digits is 43008, while the sum is 37.

The square root of 2628874 is about 1621.3802761845. The cubic root of 2628874 is about 138.0140362395.

It can be divided in two parts, 26288 and 74, that added together give a palindrome (26362).

The spelling of 2628874 in words is "two million, six hundred twenty-eight thousand, eight hundred seventy-four".