50528550 has 24 divisors (see below), whose sum is σ = 125311176. Its totient is φ = 13474240.

The previous prime is 50528549. The next prime is 50528551. The reversal of 50528550 is 5582505.

It is an interprime number because it is at equal distance from previous prime (50528549) and next prime (50528551).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50528551) 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, 168279 + ... + 168578.

It is an arithmetic number, because the mean of its divisors is an integer number (5221299).

Almost surely, 2^50528550 is an apocalyptic number.

50528550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50528550 is an abundant number, since it is smaller than the sum of its proper divisors (74782626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50528550 is a wasteful number, since it uses less digits than its factorization.

50528550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336872 (or 336867 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 50528550 is about 7108.3436889334. The cubic root of 50528550 is about 369.6967322613.

The spelling of 50528550 in words is "fifty million, five hundred twenty-eight thousand, five hundred fifty".