32263997 has 2 divisors, whose sum is σ = 32263998. Its totient is φ = 32263996.

The previous prime is 32263993. The next prime is 32264017. The reversal of 32263997 is 79936223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19971961 + 12292036 = 4469^2 + 3506^2 .

It is an emirp because it is prime and its reverse (79936223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32263997 - 2² = 32263993 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 (32263991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16131998 + 16131999.

It is an arithmetic number, because the mean of its divisors is an integer number (16131999).

Almost surely, 2^32263997 is an apocalyptic number.

It is an amenable number.

32263997 is a deficient number, since it is larger than the sum of its proper divisors (1).

32263997 is an equidigital number, since it uses as much as digits as its factorization.

32263997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 41.

The square root of 32263997 is about 5680.1405792463. The cubic root of 32263997 is about 318.3508811052.

The spelling of 32263997 in words is "thirty-two million, two hundred sixty-three thousand, nine hundred ninety-seven".