620936033 has 8 divisors (see below), whose sum is σ = 657686952. Its totient is φ = 584210176.

The previous prime is 620936003. The next prime is 620936077. The reversal of 620936033 is 330639026.

It can be written as a sum of positive squares in 4 ways, for example, as 29084449 + 591851584 = 5393^2 + 24328^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 620936033 - 2²⁴ = 604158817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620936003) 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 in 7 ways as a sum of consecutive naturals, for example, 74891 + ... + 82767.

It is an arithmetic number, because the mean of its divisors is an integer number (82210869).

Almost surely, 2^620936033 is an apocalyptic number.

It is an amenable number.

620936033 is a deficient number, since it is larger than the sum of its proper divisors (36750919).

620936033 is a wasteful number, since it uses less digits than its factorization.

620936033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12531.

The product of its (nonzero) digits is 17496, while the sum is 32.

The square root of 620936033 is about 24918.5881020575. The cubic root of 620936033 is about 853.1307992879.

The spelling of 620936033 in words is "six hundred twenty million, nine hundred thirty-six thousand, thirty-three".