23609461 has 2 divisors, whose sum is σ = 23609462. Its totient is φ = 23609460.

The previous prime is 23609449. The next prime is 23609471. The reversal of 23609461 is 16490632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12117361 + 11492100 = 3481^2 + 3390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23609461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23609471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11804730 + 11804731.

It is an arithmetic number, because the mean of its divisors is an integer number (11804731).

Almost surely, 2^23609461 is an apocalyptic number.

It is an amenable number.

23609461 is a deficient number, since it is larger than the sum of its proper divisors (1).

23609461 is an equidigital number, since it uses as much as digits as its factorization.

23609461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 23609461 is about 4858.9567810385. The cubic root of 23609461 is about 286.8767534855.

The spelling of 23609461 in words is "twenty-three million, six hundred nine thousand, four hundred sixty-one".