52726449 has 4 divisors (see below), whose sum is σ = 70301936. Its totient is φ = 35150964.

The previous prime is 52726439. The next prime is 52726477. The reversal of 52726449 is 94462725.

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 52726449 - 2¹² = 52722353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52726439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8787739 + ... + 8787744.

It is an arithmetic number, because the mean of its divisors is an integer number (17575484).

Almost surely, 2^52726449 is an apocalyptic number.

It is an amenable number.

52726449 is a deficient number, since it is larger than the sum of its proper divisors (17575487).

52726449 is a wasteful number, since it uses less digits than its factorization.

52726449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17575486.

The product of its digits is 120960, while the sum is 39.

The square root of 52726449 is about 7261.2980244582. The cubic root of 52726449 is about 374.9812115031.

The spelling of 52726449 in words is "fifty-two million, seven hundred twenty-six thousand, four hundred forty-nine".