625839245 has 8 divisors (see below), whose sum is σ = 752344416. Its totient is φ = 499779856.

The previous prime is 625839239. The next prime is 625839259. The reversal of 625839245 is 542938526.

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 625839245 - 2⁴ = 625839229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 625839196 and 625839205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108347 + ... + 113976.

It is an arithmetic number, because the mean of its divisors is an integer number (94043052).

Almost surely, 2^625839245 is an apocalyptic number.

It is an amenable number.

625839245 is a deficient number, since it is larger than the sum of its proper divisors (126505171).

625839245 is a wasteful number, since it uses less digits than its factorization.

625839245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222891.

The product of its digits is 518400, while the sum is 44.

The square root of 625839245 is about 25016.7792691226. The cubic root of 625839245 is about 855.3704925117.

The spelling of 625839245 in words is "six hundred twenty-five million, eight hundred thirty-nine thousand, two hundred forty-five".