506155425 has 24 divisors (see below), whose sum is σ = 838342176. Its totient is φ = 269466240.

The previous prime is 506155423. The next prime is 506155439. The reversal of 506155425 is 524551605.

It is not a de Polignac number, because 506155425 - 2¹ = 506155423 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (506155423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38277 + ... + 49773.

It is an arithmetic number, because the mean of its divisors is an integer number (34930924).

Almost surely, 2^506155425 is an apocalyptic number.

It is an amenable number.

506155425 is a deficient number, since it is larger than the sum of its proper divisors (332186751).

506155425 is a wasteful number, since it uses less digits than its factorization.

506155425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12097 (or 12092 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 506155425 is about 22497.8982351685. The cubic root of 506155425 is about 796.9442937051.

The spelling of 506155425 in words is "five hundred six million, one hundred fifty-five thousand, four hundred twenty-five".