4661138 has 8 divisors (see below), whose sum is σ = 7123788. Its totient is φ = 2286544.

The previous prime is 4661119. The next prime is 4661161. The reversal of 4661138 is 8311664.

It can be written as a sum of positive squares in 2 ways, for example, as 4609609 + 51529 = 2147^2 + 227^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4661138.

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, 21881 + ... + 22092.

Almost surely, 2^4661138 is an apocalyptic number.

4661138 is a deficient number, since it is larger than the sum of its proper divisors (2462650).

4661138 is a wasteful number, since it uses less digits than its factorization.

4661138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44028.

The product of its digits is 3456, while the sum is 29.

The square root of 4661138 is about 2158.9668825621. The cubic root of 4661138 is about 167.0439125800.

The spelling of 4661138 in words is "four million, six hundred sixty-one thousand, one hundred thirty-eight".