52449313 has 16 divisors (see below), whose sum is σ = 63694080. Its totient is φ = 42227136.

The previous prime is 52449311. The next prime is 52449323. The reversal of 52449313 is 31394425.

It is not a de Polignac number, because 52449313 - 2¹ = 52449311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52449311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4020 + ... + 11002.

It is an arithmetic number, because the mean of its divisors is an integer number (3980880).

Almost surely, 2^52449313 is an apocalyptic number.

It is an amenable number.

52449313 is a deficient number, since it is larger than the sum of its proper divisors (11244767).

52449313 is a wasteful number, since it uses less digits than its factorization.

52449313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7056.

The product of its digits is 12960, while the sum is 31.

The square root of 52449313 is about 7242.1897931496. The cubic root of 52449313 is about 374.3230762815.

The spelling of 52449313 in words is "fifty-two million, four hundred forty-nine thousand, three hundred thirteen".