4291138 has 8 divisors (see below), whose sum is σ = 6476688. Its totient is φ = 2132244.

The previous prime is 4291121. The next prime is 4291141. The reversal of 4291138 is 8311924.

It is a happy number.

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

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, 6256 + ... + 6907.

It is an arithmetic number, because the mean of its divisors is an integer number (809586).

Almost surely, 2^4291138 is an apocalyptic number.

4291138 is a deficient number, since it is larger than the sum of its proper divisors (2185550).

4291138 is a wasteful number, since it uses less digits than its factorization.

4291138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13328.

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

The square root of 4291138 is about 2071.5062152936. The cubic root of 4291138 is about 162.5015447585.

The spelling of 4291138 in words is "four million, two hundred ninety-one thousand, one hundred thirty-eight".