23276642 has 4 divisors (see below), whose sum is σ = 34914966. Its totient is φ = 11638320.

The previous prime is 23276641. The next prime is 23276651. The reversal of 23276642 is 24667232.

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., 20349121 + 2927521 = 4511^2 + 1711^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23276599 and 23276608.

It is not an unprimeable number, because it can be changed into a prime (23276641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5819159 + ... + 5819162.

Almost surely, 2^23276642 is an apocalyptic number.

23276642 is a deficient number, since it is larger than the sum of its proper divisors (11638324).

23276642 is a wasteful number, since it uses less digits than its factorization.

23276642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11638323.

The product of its digits is 24192, while the sum is 32.

The square root of 23276642 is about 4824.5872362307. The cubic root of 23276642 is about 285.5223497338.

The spelling of 23276642 in words is "twenty-three million, two hundred seventy-six thousand, six hundred forty-two".