213427563 has 8 divisors (see below), whose sum is σ = 285576768. Its totient is φ = 141781704.

The previous prime is 213427561. The next prime is 213427567. The reversal of 213427563 is 365724312.

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

It is not a de Polignac number, because 213427563 - 2¹ = 213427561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213427561) 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, 124845 + ... + 126542.

It is an arithmetic number, because the mean of its divisors is an integer number (35697096).

Almost surely, 2^213427563 is an apocalyptic number.

213427563 is a deficient number, since it is larger than the sum of its proper divisors (72149205).

213427563 is a wasteful number, since it uses less digits than its factorization.

213427563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251673.

The product of its digits is 30240, while the sum is 33.

The square root of 213427563 is about 14609.1602428066. The cubic root of 213427563 is about 597.6085951903.

The spelling of 213427563 in words is "two hundred thirteen million, four hundred twenty-seven thousand, five hundred sixty-three".