53293071 has 16 divisors (see below), whose sum is σ = 78392160. Its totient is φ = 31994880.

The previous prime is 53293069. The next prime is 53293087. The reversal of 53293071 is 17039235.

It is not a de Polignac number, because 53293071 - 2¹ = 53293069 is a prime.

It is a super-2 number, since 2×53293071² = 5680302833222082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53293091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15066 + ... + 18263.

It is an arithmetic number, because the mean of its divisors is an integer number (4899510).

Almost surely, 2^53293071 is an apocalyptic number.

53293071 is a deficient number, since it is larger than the sum of its proper divisors (25099089).

53293071 is a wasteful number, since it uses less digits than its factorization.

53293071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33386.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 53293071 is about 7300.2103394354. The cubic root of 53293071 is about 376.3196669412.

The spelling of 53293071 in words is "fifty-three million, two hundred ninety-three thousand, seventy-one".