501240525 has 12 divisors (see below), whose sum is σ = 828717792. Its totient is φ = 267328240.

The previous prime is 501240521. The next prime is 501240583. The reversal of 501240525 is 525042105.

It is a happy number.

It is not a de Polignac number, because 501240525 - 2² = 501240521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 501240495 and 501240504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501240521) 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, 3341529 + ... + 3341678.

It is an arithmetic number, because the mean of its divisors is an integer number (69059816).

Almost surely, 2^501240525 is an apocalyptic number.

It is an amenable number.

501240525 is a deficient number, since it is larger than the sum of its proper divisors (327477267).

501240525 is a wasteful number, since it uses less digits than its factorization.

501240525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6683220 (or 6683215 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 501240525 is about 22388.4015731360. The cubic root of 501240525 is about 794.3563874378.

The spelling of 501240525 in words is "five hundred one million, two hundred forty thousand, five hundred twenty-five".