24670661 has 2 divisors, whose sum is σ = 24670662. Its totient is φ = 24670660.

The previous prime is 24670649. The next prime is 24670687. The reversal of 24670661 is 16607642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20340100 + 4330561 = 4510^2 + 2081^2 .

It is a cyclic number.

It is not a de Polignac number, because 24670661 - 2¹⁰ = 24669637 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24660661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12335330 + 12335331.

It is an arithmetic number, because the mean of its divisors is an integer number (12335331).

Almost surely, 2^24670661 is an apocalyptic number.

It is an amenable number.

24670661 is a deficient number, since it is larger than the sum of its proper divisors (1).

24670661 is an equidigital number, since it uses as much as digits as its factorization.

24670661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 24670661 is about 4966.9569154564. The cubic root of 24670661 is about 291.1121031774.

It can be divided in two parts, 246 and 70661, that added together give a palindrome (70907).

The spelling of 24670661 in words is "twenty-four million, six hundred seventy thousand, six hundred sixty-one".