501005425 has 12 divisors (see below), whose sum is σ = 622644300. Its totient is φ = 399902720.

The previous prime is 501005413. The next prime is 501005429. The reversal of 501005425 is 524500105.

It can be written as a sum of positive squares in 6 ways, for example, as 8520561 + 492484864 = 2919^2 + 22192^2 .

It is not a de Polignac number, because 501005425 - 2²¹ = 498908273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 501005396 and 501005405.

It is not an unprimeable number, because it can be changed into a prime (501005429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11092 + ... + 33541.

It is an arithmetic number, because the mean of its divisors is an integer number (51887025).

Almost surely, 2^501005425 is an apocalyptic number.

It is an amenable number.

501005425 is a deficient number, since it is larger than the sum of its proper divisors (121638875).

501005425 is a wasteful number, since it uses less digits than its factorization.

501005425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45092 (or 45087 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 501005425 is about 22383.1504708341. The cubic root of 501005425 is about 794.2321740226.

The spelling of 501005425 in words is "five hundred one million, five thousand, four hundred twenty-five".