53189499 has 16 divisors (see below), whose sum is σ = 78637824. Its totient is φ = 31706400.

The previous prime is 53189483. The next prime is 53189533. The reversal of 53189499 is 99498135.

It is not a de Polignac number, because 53189499 - 2⁴ = 53189483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53189419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11199 + ... + 15224.

It is an arithmetic number, because the mean of its divisors is an integer number (4914864).

Almost surely, 2^53189499 is an apocalyptic number.

53189499 is a deficient number, since it is larger than the sum of its proper divisors (25448325).

53189499 is a wasteful number, since it uses less digits than its factorization.

53189499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26498.

The product of its digits is 349920, while the sum is 48.

The square root of 53189499 is about 7293.1131212946. The cubic root of 53189499 is about 376.0757236766.

The spelling of 53189499 in words is "fifty-three million, one hundred eighty-nine thousand, four hundred ninety-nine".