50891736 has 32 divisors (see below), whose sum is σ = 145405440. Its totient is φ = 14540448.

The previous prime is 50891719. The next prime is 50891767. The reversal of 50891736 is 63719805.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 50891694 and 50891703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151296 + ... + 151631.

It is an arithmetic number, because the mean of its divisors is an integer number (4543920).

Almost surely, 2^50891736 is an apocalyptic number.

50891736 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

50891736 is an abundant number, since it is smaller than the sum of its proper divisors (94513704).

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

50891736 is a wasteful number, since it uses less digits than its factorization.

50891736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302943 (or 302939 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 50891736 is about 7133.8444053680. The cubic root of 50891736 is about 370.5803796239.

The spelling of 50891736 in words is "fifty million, eight hundred ninety-one thousand, seven hundred thirty-six".