4149555 has 8 divisors (see below), whose sum is σ = 6639312. Its totient is φ = 2213088.

The previous prime is 4149553. The next prime is 4149557. The reversal of 4149555 is 5559414.

It is an interprime number because it is at equal distance from previous prime (4149553) and next prime (4149557).

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

It is not a de Polignac number, because 4149555 - 2¹ = 4149553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4149553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138304 + ... + 138333.

It is an arithmetic number, because the mean of its divisors is an integer number (829914).

Almost surely, 2^4149555 is an apocalyptic number.

4149555 is a deficient number, since it is larger than the sum of its proper divisors (2489757).

4149555 is a wasteful number, since it uses less digits than its factorization.

4149555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276645.

The product of its digits is 18000, while the sum is 33.

The square root of 4149555 is about 2037.0456548639. The cubic root of 4149555 is about 160.6943134264.

The spelling of 4149555 in words is "four million, one hundred forty-nine thousand, five hundred fifty-five".