50698144 has 96 divisors (see below), whose sum is σ = 120960000. Its totient is φ = 20885760.

The previous prime is 50698139. The next prime is 50698201. The reversal of 50698144 is 44189605.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340182 + ... + 340330.

It is an arithmetic number, because the mean of its divisors is an integer number (1260000).

Almost surely, 2^50698144 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 50698144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60480000).

50698144 is an abundant number, since it is smaller than the sum of its proper divisors (70261856).

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

50698144 is a wasteful number, since it uses less digits than its factorization.

50698144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 50698144 is about 7120.2629164940. The cubic root of 50698144 is about 370.1098870106.

The spelling of 50698144 in words is "fifty million, six hundred ninety-eight thousand, one hundred forty-four".