32456261 has 2 divisors, whose sum is σ = 32456262. Its totient is φ = 32456260.

The previous prime is 32456257. The next prime is 32456267. The reversal of 32456261 is 16265423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19272100 + 13184161 = 4390^2 + 3631^2 .

It is an emirp because it is prime and its reverse (16265423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32456261 - 2² = 32456257 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 (32456267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16228130 + 16228131.

It is an arithmetic number, because the mean of its divisors is an integer number (16228131).

Almost surely, 2^32456261 is an apocalyptic number.

It is an amenable number.

32456261 is a deficient number, since it is larger than the sum of its proper divisors (1).

32456261 is an equidigital number, since it uses as much as digits as its factorization.

32456261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 29.

The square root of 32456261 is about 5697.0396698636. The cubic root of 32456261 is about 318.9819894641.

The spelling of 32456261 in words is "thirty-two million, four hundred fifty-six thousand, two hundred sixty-one".