52730522 has 16 divisors (see below), whose sum is σ = 86994432. Its totient is φ = 23818800.

The previous prime is 52730521. The next prime is 52730533. The reversal of 52730522 is 22503725.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 52730491 and 52730500.

It is not an unprimeable number, because it can be changed into a prime (52730521) 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, 20354 + ... + 22797.

It is an arithmetic number, because the mean of its divisors is an integer number (5437152).

Almost surely, 2^52730522 is an apocalyptic number.

52730522 is a deficient number, since it is larger than the sum of its proper divisors (34263910).

52730522 is a wasteful number, since it uses less digits than its factorization.

52730522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43213.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 52730522 is about 7261.5784785403. The cubic root of 52730522 is about 374.9908667405.

The spelling of 52730522 in words is "fifty-two million, seven hundred thirty thousand, five hundred twenty-two".