20433067 has 2 divisors, whose sum is σ = 20433068. Its totient is φ = 20433066.

The previous prime is 20433043. The next prime is 20433071. The reversal of 20433067 is 76033402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20433067 is a prime.

It is not a weakly prime, because it can be changed into another prime (20433097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10216533 + 10216534.

It is an arithmetic number, because the mean of its divisors is an integer number (10216534).

Almost surely, 2^20433067 is an apocalyptic number.

20433067 is a deficient number, since it is larger than the sum of its proper divisors (1).

20433067 is an equidigital number, since it uses as much as digits as its factorization.

20433067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 20433067 is about 4520.2950124964. The cubic root of 20433067 is about 273.3869960406.

Adding to 20433067 its reverse (76033402), we get a palindrome (96466469).

The spelling of 20433067 in words is "twenty million, four hundred thirty-three thousand, sixty-seven".