2103622 has 4 divisors (see below), whose sum is σ = 3155436. Its totient is φ = 1051810.

The previous prime is 2103617. The next prime is 2103653. The reversal of 2103622 is 2263012.

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

It is a junction number, because it is equal to n+sod(n) for n = 2103596 and 2103605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525904 + ... + 525907.

It is an arithmetic number, because the mean of its divisors is an integer number (788859).

2^2103622 is an apocalyptic number.

2103622 is a deficient number, since it is larger than the sum of its proper divisors (1051814).

2103622 is a wasteful number, since it uses less digits than its factorization.

2103622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051813.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2103622 is about 1450.3868449486. The cubic root of 2103622 is about 128.1314973505.

Adding to 2103622 its reverse (2263012), we get a palindrome (4366634).

The spelling of 2103622 in words is "two million, one hundred three thousand, six hundred twenty-two".