50736 has 40 divisors (see below), whose sum is σ = 150784. Its totient is φ = 14400.

The previous prime is 50723. The next prime is 50741. The reversal of 50736 is 63705.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nialpdrome in base 9 and base 16.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

50736 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261 + ... + 411.

2⁵⁰⁷³⁶ is an apocalyptic number.

50736 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75392).

50736 is an abundant number, since it is smaller than the sum of its proper divisors (100048).

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

50736 is a wasteful number, since it uses less digits than its factorization.

50736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 50736 is about 225.2465316048. The cubic root of 50736 is about 37.0201983703.

The spelling of 50736 in words is "fifty thousand, seven hundred thirty-six".