32420933 has 2 divisors, whose sum is σ = 32420934. Its totient is φ = 32420932.

The previous prime is 32420909. The next prime is 32420959. The reversal of 32420933 is 33902423.

It is an a-pointer prime, because the next prime (32420959) can be obtained adding 32420933 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25877569 + 6543364 = 5087^2 + 2558^2 .

It is a cyclic number.

It is not a de Polignac number, because 32420933 - 2¹² = 32416837 is a prime.

It is a super-2 number, since 2×32420933² = 2102233793180978, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32420903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16210466 + 16210467.

It is an arithmetic number, because the mean of its divisors is an integer number (16210467).

Almost surely, 2^32420933 is an apocalyptic number.

It is an amenable number.

32420933 is a deficient number, since it is larger than the sum of its proper divisors (1).

32420933 is an equidigital number, since it uses as much as digits as its factorization.

32420933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 32420933 is about 5693.9382680180. The cubic root of 32420933 is about 318.8662122453.

It can be divided in two parts, 3242093 and 3, that multiplied together give a palindrome (9726279).

The spelling of 32420933 in words is "thirty-two million, four hundred twenty thousand, nine hundred thirty-three".