50420525 has 6 divisors (see below), whose sum is σ = 62521482. Its totient is φ = 40336400.

The previous prime is 50420483. The next prime is 50420551. The reversal of 50420525 is 52502405.

It can be written as a sum of positive squares in 3 ways, for example, as 8404201 + 42016324 = 2899^2 + 6482^2 .

It is not a de Polignac number, because 50420525 - 2⁸ = 50420269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50420525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1008386 + ... + 1008435.

It is an arithmetic number, because the mean of its divisors is an integer number (10420247).

Almost surely, 2^50420525 is an apocalyptic number.

It is an amenable number.

50420525 is a deficient number, since it is larger than the sum of its proper divisors (12100957).

50420525 is a wasteful number, since it uses less digits than its factorization.

50420525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016831 (or 2016826 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 50420525 is about 7100.7411584989. The cubic root of 50420525 is about 369.4330860426.

The spelling of 50420525 in words is "fifty million, four hundred twenty thousand, five hundred twenty-five".