50728998 has 16 divisors (see below), whose sum is σ = 104200560. Its totient is φ = 16452576.

The previous prime is 50728991. The next prime is 50729009. The reversal of 50728998 is 89982705.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50728991) 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, 114033 + ... + 114476.

It is an arithmetic number, because the mean of its divisors is an integer number (6512535).

Almost surely, 2^50728998 is an apocalyptic number.

50728998 is an abundant number, since it is smaller than the sum of its proper divisors (53471562).

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

50728998 is a wasteful number, since it uses less digits than its factorization.

50728998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228551.

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 50728998 is about 7122.4292204275. The cubic root of 50728998 is about 370.1849525771.

The spelling of 50728998 in words is "fifty million, seven hundred twenty-eight thousand, nine hundred ninety-eight".