52449487 has 8 divisors (see below), whose sum is σ = 54545040. Its totient is φ = 50373120.

The previous prime is 52449479. The next prime is 52449497. The reversal of 52449487 is 78494425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52449487 - 2³ = 52449479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52449497) 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 7 ways as a sum of consecutive naturals, for example, 912 + ... + 10282.

It is an arithmetic number, because the mean of its divisors is an integer number (6818130).

Almost surely, 2^52449487 is an apocalyptic number.

52449487 is a deficient number, since it is larger than the sum of its proper divisors (2095553).

52449487 is a wasteful number, since it uses less digits than its factorization.

52449487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9593.

The product of its digits is 322560, while the sum is 43.

The square root of 52449487 is about 7242.2018060808. The cubic root of 52449487 is about 374.3234902185.

The spelling of 52449487 in words is "fifty-two million, four hundred forty-nine thousand, four hundred eighty-seven".