4639122 has 24 divisors (see below), whose sum is σ = 10158876. Its totient is φ = 1529856.

The previous prime is 4639121. The next prime is 4639127. The reversal of 4639122 is 2219364.

4639122 is a `hidden beast` number, since 4 + 639 + 1 + 22 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4626801 + 12321 = 2151^2 + 111^2 .

It is not an unprimeable number, because it can be changed into a prime (4639121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 418 + ... + 3074.

Almost surely, 2^4639122 is an apocalyptic number.

4639122 is an abundant number, since it is smaller than the sum of its proper divisors (5519754).

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

4639122 is a wasteful number, since it uses less digits than its factorization.

4639122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762 (or 2759 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 4639122 is about 2153.8621125782. The cubic root of 4639122 is about 166.7804973489.

It can be divided in two parts, 4639 and 122, that added together give a square (4761 = 69²).

The spelling of 4639122 in words is "four million, six hundred thirty-nine thousand, one hundred twenty-two".