50155392 has 128 divisors (see below), whose sum is σ = 155888640. Its totient is φ = 13989888.

The previous prime is 50155381. The next prime is 50155393. The reversal of 50155392 is 29355105.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50155393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126138 + ... + 126534.

It is an arithmetic number, because the mean of its divisors is an integer number (1217880).

Almost surely, 2^50155392 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 50155392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77944320).

50155392 is an abundant number, since it is smaller than the sum of its proper divisors (105733248).

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

50155392 is a wasteful number, since it uses less digits than its factorization.

50155392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 50155392 is about 7082.0471616617. The cubic root of 50155392 is about 368.7844011954.

The spelling of 50155392 in words is "fifty million, one hundred fifty-five thousand, three hundred ninety-two".