2123446 has 8 divisors (see below), whose sum is σ = 3430224. Its totient is φ = 980040.

The previous prime is 2123423. The next prime is 2123461. The reversal of 2123446 is 6443212.

It is a happy number.

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

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 2²¹ + 3⁸ + 4 + 4⁷ + 6⁴ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40810 + ... + 40861.

It is an arithmetic number, because the mean of its divisors is an integer number (428778).

2^2123446 is an apocalyptic number.

2123446 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2123446 is a deficient number, since it is larger than the sum of its proper divisors (1306778).

2123446 is a wasteful number, since it uses less digits than its factorization.

2123446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81686.

The product of its digits is 1152, while the sum is 22.

The square root of 2123446 is about 1457.2048586249. The cubic root of 2123446 is about 128.5327325053.

Adding to 2123446 its reverse (6443212), we get a palindrome (8566658).

The spelling of 2123446 in words is "two million, one hundred twenty-three thousand, four hundred forty-six".