501223625 has 16 divisors (see below), whose sum is σ = 714889344. Its totient is φ = 343695600.

The previous prime is 501223603. The next prime is 501223643. The reversal of 501223625 is 526322105.

It is not a de Polignac number, because 501223625 - 2²⁴ = 484446409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 501223594 and 501223603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285539 + ... + 287288.

It is an arithmetic number, because the mean of its divisors is an integer number (44680584).

Almost surely, 2^501223625 is an apocalyptic number.

It is an amenable number.

501223625 is a deficient number, since it is larger than the sum of its proper divisors (213665719).

501223625 is an equidigital number, since it uses as much as digits as its factorization.

501223625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572849 (or 572839 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 501223625 is about 22388.0241423847. The cubic root of 501223625 is about 794.3474597386.

The spelling of 501223625 in words is "five hundred one million, two hundred twenty-three thousand, six hundred twenty-five".