32823457 has 2 divisors, whose sum is σ = 32823458. Its totient is φ = 32823456.

The previous prime is 32823443. The next prime is 32823499. The reversal of 32823457 is 75432823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32615521 + 207936 = 5711^2 + 456^2 .

It is an emirp because it is prime and its reverse (75432823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32823457 - 2¹¹ = 32821409 is a prime.

It is not a weakly prime, because it can be changed into another prime (32823407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16411728 + 16411729.

It is an arithmetic number, because the mean of its divisors is an integer number (16411729).

Almost surely, 2^32823457 is an apocalyptic number.

It is an amenable number.

32823457 is a deficient number, since it is larger than the sum of its proper divisors (1).

32823457 is an equidigital number, since it uses as much as digits as its factorization.

32823457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 34.

The square root of 32823457 is about 5729.1759442349. The cubic root of 32823457 is about 320.1804223437.

The spelling of 32823457 in words is "thirty-two million, eight hundred twenty-three thousand, four hundred fifty-seven".