32251361 has 2 divisors, whose sum is σ = 32251362. Its totient is φ = 32251360.

The previous prime is 32251357. The next prime is 32251369. The reversal of 32251361 is 16315223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29495761 + 2755600 = 5431^2 + 1660^2 .

It is a cyclic number.

It is not a de Polignac number, because 32251361 - 2² = 32251357 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32251369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16125680 + 16125681.

It is an arithmetic number, because the mean of its divisors is an integer number (16125681).

Almost surely, 2^32251361 is an apocalyptic number.

It is an amenable number.

32251361 is a deficient number, since it is larger than the sum of its proper divisors (1).

32251361 is an equidigital number, since it uses as much as digits as its factorization.

32251361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 32251361 is about 5679.0281739044. The cubic root of 32251361 is about 318.3093156104.

Adding to 32251361 its reverse (16315223), we get a palindrome (48566584).

The spelling of 32251361 in words is "thirty-two million, two hundred fifty-one thousand, three hundred sixty-one".