50521071 has 8 divisors (see below), whose sum is σ = 67641904. Its totient is φ = 33540480.

The previous prime is 50521069. The next prime is 50521073. The reversal of 50521071 is 17012505.

It is an interprime number because it is at equal distance from previous prime (50521069) and next prime (50521073).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50521071 - 2¹ = 50521069 is a prime.

It is a super-2 number, since 2×50521071² = 5104757229974082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50521073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34216 + ... + 35661.

It is an arithmetic number, because the mean of its divisors is an integer number (8455238).

Almost surely, 2^50521071 is an apocalyptic number.

50521071 is a deficient number, since it is larger than the sum of its proper divisors (17120833).

50521071 is a wasteful number, since it uses less digits than its factorization.

50521071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70121.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 50521071 is about 7107.8175975471. The cubic root of 50521071 is about 369.6784911000.

Adding to 50521071 its reverse (17012505), we get a palindrome (67533576).

The spelling of 50521071 in words is "fifty million, five hundred twenty-one thousand, seventy-one".