616234213 has 8 divisors (see below), whose sum is σ = 726986240. Its totient is φ = 511161840.

The previous prime is 616234211. The next prime is 616234219. The reversal of 616234213 is 312432616.

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

It is not a de Polignac number, because 616234213 - 2¹ = 616234211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616234211) 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, 1419678 + ... + 1420111.

It is an arithmetic number, because the mean of its divisors is an integer number (90873280).

Almost surely, 2^616234213 is an apocalyptic number.

It is an amenable number.

616234213 is a deficient number, since it is larger than the sum of its proper divisors (110752027).

616234213 is a wasteful number, since it uses less digits than its factorization.

616234213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2839827.

The product of its digits is 5184, while the sum is 28.

The square root of 616234213 is about 24824.0651989153. The cubic root of 616234213 is about 850.9719967237.

Adding to 616234213 its reverse (312432616), we get a palindrome (928666829).

The spelling of 616234213 in words is "six hundred sixteen million, two hundred thirty-four thousand, two hundred thirteen".