672427033 has 2 divisors, whose sum is σ = 672427034. Its totient is φ = 672427032.

The previous prime is 672427001. The next prime is 672427037. The reversal of 672427033 is 330724276.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 672001929 + 425104 = 25923^2 + 652^2 .

It is a cyclic number.

It is not a de Polignac number, because 672427033 - 2⁵ = 672427001 is a prime.

It is a super-2 number, since 2×672427033² = 904316229418366178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 672427033.

It is not a weakly prime, because it can be changed into another prime (672427037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336213516 + 336213517.

It is an arithmetic number, because the mean of its divisors is an integer number (336213517).

Almost surely, 2^672427033 is an apocalyptic number.

It is an amenable number.

672427033 is a deficient number, since it is larger than the sum of its proper divisors (1).

672427033 is an equidigital number, since it uses as much as digits as its factorization.

672427033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 672427033 is about 25931.1980633368. The cubic root of 672427033 is about 876.0893243255.

The spelling of 672427033 in words is "six hundred seventy-two million, four hundred twenty-seven thousand, thirty-three".