213400060 has 12 divisors (see below), whose sum is σ = 448140168. Its totient is φ = 85360016.

The previous prime is 213400043. The next prime is 213400081. The reversal of 213400060 is 60004312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5334982 + ... + 5335021.

It is an arithmetic number, because the mean of its divisors is an integer number (37345014).

Almost surely, 2^213400060 is an apocalyptic number.

213400060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213400060 is an abundant number, since it is smaller than the sum of its proper divisors (234740108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213400060 is a wasteful number, since it uses less digits than its factorization.

213400060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10670012 (or 10670010 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 213400060 is about 14608.2189194987. The cubic root of 213400060 is about 597.5829241304.

Adding to 213400060 its reverse (60004312), we get a palindrome (273404372).

The spelling of 213400060 in words is "two hundred thirteen million, four hundred thousand, sixty".