50998356 has 96 divisors (see below), whose sum is σ = 144144000. Its totient is φ = 15531264.

The previous prime is 50998331. The next prime is 50998391. The reversal of 50998356 is 65389905.

50998356 is a `hidden beast` number, since 509 + 98 + 3 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59080 + ... + 59936.

It is an arithmetic number, because the mean of its divisors is an integer number (1501500).

Almost surely, 2^50998356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50998356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72072000).

50998356 is an abundant number, since it is smaller than the sum of its proper divisors (93145644).

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

50998356 is a wasteful number, since it uses less digits than its factorization.

50998356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918 (or 910 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 50998356 is about 7141.3133245923. The cubic root of 50998356 is about 370.8389921397.

The spelling of 50998356 in words is "fifty million, nine hundred ninety-eight thousand, three hundred fifty-six".