53522473 has 2 divisors, whose sum is σ = 53522474. Its totient is φ = 53522472.

The previous prime is 53522459. The next prime is 53522479. The reversal of 53522473 is 37422535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27594009 + 25928464 = 5253^2 + 5092^2 .

It is a cyclic number.

It is not a de Polignac number, because 53522473 - 2²¹ = 51425321 is a prime.

It is not a weakly prime, because it can be changed into another prime (53522479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26761236 + 26761237.

It is an arithmetic number, because the mean of its divisors is an integer number (26761237).

Almost surely, 2^53522473 is an apocalyptic number.

It is an amenable number.

53522473 is a deficient number, since it is larger than the sum of its proper divisors (1).

53522473 is an equidigital number, since it uses as much as digits as its factorization.

53522473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 31.

The square root of 53522473 is about 7315.9054805267. The cubic root of 53522473 is about 376.8588546814.

The spelling of 53522473 in words is "fifty-three million, five hundred twenty-two thousand, four hundred seventy-three".