50140836 has 48 divisors (see below), whose sum is σ = 130704000. Its totient is φ = 16622496.

The previous prime is 50140823. The next prime is 50140843. The reversal of 50140836 is 63804105.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 20326 + ... + 22658.

It is an arithmetic number, because the mean of its divisors is an integer number (2723000).

Almost surely, 2^50140836 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 50140836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65352000).

50140836 is an abundant number, since it is smaller than the sum of its proper divisors (80563164).

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

50140836 is a wasteful number, since it uses less digits than its factorization.

50140836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545 (or 2537 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 50140836 is about 7081.0194181347. The cubic root of 50140836 is about 368.7487217805.

The spelling of 50140836 in words is "fifty million, one hundred forty thousand, eight hundred thirty-six".