53234187 has 16 divisors (see below), whose sum is σ = 71969568. Its totient is φ = 34997760.

The previous prime is 53234179. The next prime is 53234189. The reversal of 53234187 is 78143235.

It is not a de Polignac number, because 53234187 - 2³ = 53234179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53234189) 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 15 ways as a sum of consecutive naturals, for example, 126237 + ... + 126657.

It is an arithmetic number, because the mean of its divisors is an integer number (4498098).

Almost surely, 2^53234187 is an apocalyptic number.

53234187 is a deficient number, since it is larger than the sum of its proper divisors (18735381).

53234187 is a wasteful number, since it uses less digits than its factorization.

53234187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910.

The product of its digits is 20160, while the sum is 33.

The square root of 53234187 is about 7296.1761903068. The cubic root of 53234187 is about 376.1810161863.

The spelling of 53234187 in words is "fifty-three million, two hundred thirty-four thousand, one hundred eighty-seven".