213548 has 12 divisors (see below), whose sum is σ = 376992. Its totient is φ = 105840.

The previous prime is 213539. The next prime is 213553. The reversal of 213548 is 845312.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 213548.

It is an unprimeable number.

213548 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 653 + ... + 923.

It is an arithmetic number, because the mean of its divisors is an integer number (31416).

2²¹³⁵⁴⁸ is an apocalyptic number.

It is an amenable number.

213548 is a deficient number, since it is larger than the sum of its proper divisors (163444).

213548 is a wasteful number, since it uses less digits than its factorization.

213548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472 (or 470 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 213548 is about 462.1125404055. The cubic root of 213548 is about 59.7720984067.

The spelling of 213548 in words is "two hundred thirteen thousand, five hundred forty-eight".