50634240 has 160 divisors (see below), whose sum is σ = 170881920. Its totient is φ = 12754944.

The previous prime is 50634217. The next prime is 50634257. The reversal of 50634240 is 4243605.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 50634240.

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, 145747 + ... + 146093.

It is an arithmetic number, because the mean of its divisors is an integer number (1068012).

Almost surely, 2^50634240 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 50634240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85440960).

50634240 is an abundant number, since it is smaller than the sum of its proper divisors (120247680).

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

50634240 is a wasteful number, since it uses less digits than its factorization.

50634240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 50634240 is about 7115.7740267662. The cubic root of 50634240 is about 369.9543162491.

Adding to 50634240 its reverse (4243605), we get a palindrome (54877845).

The spelling of 50634240 in words is "fifty million, six hundred thirty-four thousand, two hundred forty".