52400577 has 4 divisors (see below), whose sum is σ = 69867440. Its totient is φ = 34933716.

The previous prime is 52400573. The next prime is 52400591. The reversal of 52400577 is 77500425.

52400577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 52400577 - 2² = 52400573 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52400573) 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 3 ways as a sum of consecutive naturals, for example, 8733427 + ... + 8733432.

It is an arithmetic number, because the mean of its divisors is an integer number (17466860).

Almost surely, 2^52400577 is an apocalyptic number.

It is an amenable number.

52400577 is a deficient number, since it is larger than the sum of its proper divisors (17466863).

52400577 is a wasteful number, since it uses less digits than its factorization.

52400577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17466862.

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 52400577 is about 7238.8242829896. The cubic root of 52400577 is about 374.2070997840.

The spelling of 52400577 in words is "fifty-two million, four hundred thousand, five hundred seventy-seven".