33400027 has 2 divisors, whose sum is σ = 33400028. Its totient is φ = 33400026.

The previous prime is 33400021. The next prime is 33400039. The reversal of 33400027 is 72000433.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33400027 - 2¹⁵ = 33367259 is a prime.

It is a super-2 number, since 2×33400027² = 2231123607201458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33399977 and 33400013.

It is not a weakly prime, because it can be changed into another prime (33400021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16700013 + 16700014.

It is an arithmetic number, because the mean of its divisors is an integer number (16700014).

Almost surely, 2^33400027 is an apocalyptic number.

33400027 is a deficient number, since it is larger than the sum of its proper divisors (1).

33400027 is an equidigital number, since it uses as much as digits as its factorization.

33400027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 33400027 is about 5779.2756466533. The cubic root of 33400027 is about 322.0442919667.

The spelling of 33400027 in words is "thirty-three million, four hundred thousand, twenty-seven".