4909155 has 8 divisors (see below), whose sum is σ = 7854672. Its totient is φ = 2618208.

The previous prime is 4909147. The next prime is 4909159. The reversal of 4909155 is 5519094.

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

It is not a de Polignac number, because 4909155 - 2³ = 4909147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4909159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163624 + ... + 163653.

It is an arithmetic number, because the mean of its divisors is an integer number (981834).

Almost surely, 2^4909155 is an apocalyptic number.

4909155 is a deficient number, since it is larger than the sum of its proper divisors (2945517).

4909155 is a wasteful number, since it uses less digits than its factorization.

4909155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327285.

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 4909155 is about 2215.6613008310. The cubic root of 4909155 is about 169.9556400981.

The spelling of 4909155 in words is "four million, nine hundred nine thousand, one hundred fifty-five".