50406725 has 6 divisors (see below), whose sum is σ = 62504370. Its totient is φ = 40325360.

The previous prime is 50406721. The next prime is 50406749. The reversal of 50406725 is 52760405.

It can be written as a sum of positive squares in 3 ways, for example, as 591361 + 49815364 = 769^2 + 7058^2 .

It is not a de Polignac number, because 50406725 - 2² = 50406721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50406721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1008110 + ... + 1008159.

It is an arithmetic number, because the mean of its divisors is an integer number (10417395).

Almost surely, 2^50406725 is an apocalyptic number.

It is an amenable number.

50406725 is a deficient number, since it is larger than the sum of its proper divisors (12097645).

50406725 is a wasteful number, since it uses less digits than its factorization.

50406725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016279 (or 2016274 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 50406725 is about 7099.7693624511. The cubic root of 50406725 is about 369.3993785939.

The spelling of 50406725 in words is "fifty million, four hundred six thousand, seven hundred twenty-five".