212054 has 8 divisors (see below), whose sum is σ = 320160. Its totient is φ = 105336.

The previous prime is 212039. The next prime is 212057. The reversal of 212054 is 450212.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227 + ... + 689.

It is an arithmetic number, because the mean of its divisors is an integer number (40020).

2²¹²⁰⁵⁴ is an apocalyptic number.

212054 is a deficient number, since it is larger than the sum of its proper divisors (108106).

212054 is a wasteful number, since it uses less digits than its factorization.

212054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 212054 is about 460.4932138479. The cubic root of 212054 is about 59.6323818446.

Adding to 212054 its reverse (450212), we get a palindrome (662266).

It can be divided in two parts, 21 and 2054, that multiplied together give a palindrome (43134).

The spelling of 212054 in words is "two hundred twelve thousand, fifty-four".