50231040 has 144 divisors (see below), whose sum is σ = 163258368. Its totient is φ = 13160448.

The previous prime is 50231023. The next prime is 50231053. The reversal of 50231040 is 4013205.

50231040 is nontrivially palindromic in base 11.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395457 + ... + 395583.

Almost surely, 2^50231040 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 50231040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81629184).

50231040 is an abundant number, since it is smaller than the sum of its proper divisors (113027328).

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

50231040 is a wasteful number, since it uses less digits than its factorization.

50231040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 50231040 is about 7087.3859779188. The cubic root of 50231040 is about 368.9697171849.

Adding to 50231040 its reverse (4013205), we get a palindrome (54244245).

The spelling of 50231040 in words is "fifty million, two hundred thirty-one thousand, forty".