50543010 has 144 divisors (see below), whose sum is σ = 155947896. Its totient is φ = 11321856.

The previous prime is 50542981. The next prime is 50543039. The reversal of 50543010 is 1034505.

It is an interprime number because it is at equal distance from previous prime (50542981) and next prime (50543039).

It can be written as a sum of positive squares in 4 ways, for example, as 37344321 + 13198689 = 6111^2 + 3633^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

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 71 ways as a sum of consecutive naturals, for example, 321852 + ... + 322008.

Almost surely, 2^50543010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50543010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77973948).

50543010 is an abundant number, since it is smaller than the sum of its proper divisors (105404886).

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

50543010 is a wasteful number, since it uses less digits than its factorization.

50543010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 50543010 is about 7109.3607307549. The cubic root of 50543010 is about 369.7319948662.

Adding to 50543010 its reverse (1034505), we get a palindrome (51577515).

The spelling of 50543010 in words is "fifty million, five hundred forty-three thousand, ten".