625225033 has 2 divisors, whose sum is σ = 625225034. Its totient is φ = 625225032.

The previous prime is 625225021. The next prime is 625225049. The reversal of 625225033 is 330522526.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 615188809 + 10036224 = 24803^2 + 3168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-625225033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 625224992 and 625225010.

It is not a weakly prime, because it can be changed into another prime (625225063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312612516 + 312612517.

It is an arithmetic number, because the mean of its divisors is an integer number (312612517).

Almost surely, 2^625225033 is an apocalyptic number.

It is an amenable number.

625225033 is a deficient number, since it is larger than the sum of its proper divisors (1).

625225033 is an equidigital number, since it uses as much as digits as its factorization.

625225033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 625225033 is about 25004.5002549541. The cubic root of 625225033 is about 855.0905746300.

Adding to 625225033 its reverse (330522526), we get a palindrome (955747559).

The spelling of 625225033 in words is "six hundred twenty-five million, two hundred twenty-five thousand, thirty-three".