4612662221 has 4 divisors (see below), whose sum is σ = 4613218272. Its totient is φ = 4612106172.

The previous prime is 4612662217. The next prime is 4612662269. The reversal of 4612662221 is 1222662164.

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 a cyclic number.

It is not a de Polignac number, because 4612662221 - 2² = 4612662217 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 (4612662521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265391 + ... + 282236.

It is an arithmetic number, because the mean of its divisors is an integer number (1153304568).

Almost surely, 2^4612662221 is an apocalyptic number.

It is an amenable number.

4612662221 is a deficient number, since it is larger than the sum of its proper divisors (556051).

4612662221 is an equidigital number, since it uses as much as digits as its factorization.

4612662221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556050.

The product of its digits is 13824, while the sum is 32.

The square root of 4612662221 is about 67916.5828130362. The cubic root of 4612662221 is about 1664.6280851590.

The spelling of 4612662221 in words is "four billion, six hundred twelve million, six hundred sixty-two thousand, two hundred twenty-one".