2123476 has 6 divisors (see below), whose sum is σ = 3716090. Its totient is φ = 1061736.

The previous prime is 2123461. The next prime is 2123479. The reversal of 2123476 is 6743212.

It can be written as a sum of positive squares in only one way, i.e., 2033476 + 90000 = 1426^2 + 300^2 .

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2123476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265431 + ... + 265438.

2^2123476 is an apocalyptic number.

It is an amenable number.

2123476 is a deficient number, since it is larger than the sum of its proper divisors (1592614).

2123476 is a wasteful number, since it uses less digits than its factorization.

2123476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530873 (or 530871 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 2123476 is about 1457.2151522682. The cubic root of 2123476 is about 128.5333378051.

Adding to 2123476 its reverse (6743212), we get a palindrome (8866688).

The spelling of 2123476 in words is "two million, one hundred twenty-three thousand, four hundred seventy-six".