50628557 has 8 divisors (see below), whose sum is σ = 58103232. Its totient is φ = 43214400.

The previous prime is 50628551. The next prime is 50628581. The reversal of 50628557 is 75582605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50628557 - 2¹² = 50624461 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 50628557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50628551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13319 + ... + 16692.

It is an arithmetic number, because the mean of its divisors is an integer number (7262904).

Almost surely, 2^50628557 is an apocalyptic number.

It is an amenable number.

50628557 is a deficient number, since it is larger than the sum of its proper divisors (7474675).

50628557 is a wasteful number, since it uses less digits than its factorization.

50628557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30259.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 50628557 is about 7115.3746914692. The cubic root of 50628557 is about 369.9404749628.

The spelling of 50628557 in words is "fifty million, six hundred twenty-eight thousand, five hundred fifty-seven".