52452729 has 12 divisors (see below), whose sum is σ = 86588736. Its totient is φ = 29972952.

The previous prime is 52452709. The next prime is 52452731. The reversal of 52452729 is 92725425.

It is a happy number.

52452729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52452729 - 2¹² = 52448633 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52452693 and 52452702.

It is not an unprimeable number, because it can be changed into a prime (52452709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416229 + ... + 416354.

It is an arithmetic number, because the mean of its divisors is an integer number (7215728).

Almost surely, 2^52452729 is an apocalyptic number.

It is an amenable number.

52452729 is a deficient number, since it is larger than the sum of its proper divisors (34136007).

52452729 is a wasteful number, since it uses less digits than its factorization.

52452729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832596 (or 832593 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 52452729 is about 7242.4256295802. The cubic root of 52452729 is about 374.3312026025.

The spelling of 52452729 in words is "fifty-two million, four hundred fifty-two thousand, seven hundred twenty-nine".