52649519 has 8 divisors (see below), whose sum is σ = 56805840. Its totient is φ = 48508416.

The previous prime is 52649503. The next prime is 52649521. The reversal of 52649519 is 91594625.

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 52649519 - 2⁴ = 52649503 is a prime.

It is a super-2 number, since 2×52649519² = 5543943701862722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52649419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3992 + ... + 11010.

It is an arithmetic number, because the mean of its divisors is an integer number (7100730).

Almost surely, 2^52649519 is an apocalyptic number.

52649519 is a deficient number, since it is larger than the sum of its proper divisors (4156321).

52649519 is a wasteful number, since it uses less digits than its factorization.

52649519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7609.

The product of its digits is 97200, while the sum is 41.

The square root of 52649519 is about 7255.9988285556. The cubic root of 52649519 is about 374.7987518690.

The spelling of 52649519 in words is "fifty-two million, six hundred forty-nine thousand, five hundred nineteen".