52473565 has 4 divisors (see below), whose sum is σ = 62968284. Its totient is φ = 41978848.

The previous prime is 52473539. The next prime is 52473569. The reversal of 52473565 is 56537425.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15531481 + 36942084 = 3941^2 + 6078^2 .

It is a cyclic number.

It is not a de Polignac number, because 52473565 - 2⁹ = 52473053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52473569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5247352 + ... + 5247361.

It is an arithmetic number, because the mean of its divisors is an integer number (15742071).

Almost surely, 2^52473565 is an apocalyptic number.

It is an amenable number.

52473565 is a deficient number, since it is larger than the sum of its proper divisors (10494719).

52473565 is a wasteful number, since it uses less digits than its factorization.

52473565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10494718.

The product of its digits is 126000, while the sum is 37.

The square root of 52473565 is about 7243.8639551002. The cubic root of 52473565 is about 374.3807617171.

It can be divided in two parts, 524735 and 65, that added together give a triangular number (524800 = T₁₀₂₄).

The spelling of 52473565 in words is "fifty-two million, four hundred seventy-three thousand, five hundred sixty-five".