606181213 has 4 divisors (see below), whose sum is σ = 661288608. Its totient is φ = 551073820.

The previous prime is 606181211. The next prime is 606181253. The reversal of 606181213 is 312181606.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 606181213 - 2¹ = 606181211 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 (606181211) 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, 27553681 + ... + 27553702.

It is an arithmetic number, because the mean of its divisors is an integer number (165322152).

Almost surely, 2^606181213 is an apocalyptic number.

It is an amenable number.

606181213 is a deficient number, since it is larger than the sum of its proper divisors (55107395).

606181213 is a wasteful number, since it uses less digits than its factorization.

606181213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55107394.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 606181213 is about 24620.7476125320. The cubic root of 606181213 is about 846.3191296027.

The spelling of 606181213 in words is "six hundred six million, one hundred eighty-one thousand, two hundred thirteen".