625003 has 4 divisors (see below), whose sum is σ = 630648. Its totient is φ = 619360.

The previous prime is 624997. The next prime is 625007. The reversal of 625003 is 300526.

625003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 625003 - 2¹⁷ = 493931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (625007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2653 + ... + 2878.

It is an arithmetic number, because the mean of its divisors is an integer number (157662).

2⁶²⁵⁰⁰³ is an apocalyptic number.

625003 is a deficient number, since it is larger than the sum of its proper divisors (5645).

625003 is a wasteful number, since it uses less digits than its factorization.

625003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 625003 is about 790.5713124064. The cubic root of 625003 is about 85.4989341317.

Adding to 625003 its reverse (300526), we get a palindrome (925529).

The spelling of 625003 in words is "six hundred twenty-five thousand, three".