24252661 has 2 divisors, whose sum is σ = 24252662. Its totient is φ = 24252660.

The previous prime is 24252643. The next prime is 24252673. The reversal of 24252661 is 16625242.

It is the 2011-st star number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21911761 + 2340900 = 4681^2 + 1530^2 .

It is a cyclic number.

It is not a de Polignac number, because 24252661 - 2⁵ = 24252629 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24252601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12126330 + 12126331.

It is an arithmetic number, because the mean of its divisors is an integer number (12126331).

Almost surely, 2^24252661 is an apocalyptic number.

It is an amenable number.

24252661 is a deficient number, since it is larger than the sum of its proper divisors (1).

24252661 is an equidigital number, since it uses as much as digits as its factorization.

24252661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 28.

The square root of 24252661 is about 4924.6990771011. The cubic root of 24252661 is about 289.4586054486.

The spelling of 24252661 in words is "twenty-four million, two hundred fifty-two thousand, six hundred sixty-one".