2623106 has 4 divisors (see below), whose sum is σ = 3934662. Its totient is φ = 1311552.

The previous prime is 2623099. The next prime is 2623111. The reversal of 2623106 is 6013262.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6013262 = 2 ⋅3006631.

It can be written as a sum of positive squares in only one way, i.e., 2588881 + 34225 = 1609^2 + 185^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655775 + ... + 655778.

2^2623106 is an apocalyptic number.

2623106 is a deficient number, since it is larger than the sum of its proper divisors (1311556).

2623106 is a wasteful number, since it uses less digits than its factorization.

2623106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311555.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2623106 is about 1619.6005680414. The cubic root of 2623106 is about 137.9130236785.

Adding to 2623106 its reverse (6013262), we get a palindrome (8636368).

It can be divided in two parts, 26 and 23106, that added together give a palindrome (23132).

The spelling of 2623106 in words is "two million, six hundred twenty-three thousand, one hundred six".