4861155 has 32 divisors (see below), whose sum is σ = 8495424. Its totient is φ = 2359296.

The previous prime is 4861139. The next prime is 4861217. The reversal of 4861155 is 5511684.

It is not a de Polignac number, because 4861155 - 2⁴ = 4861139 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 18787 + ... + 19043.

It is an arithmetic number, because the mean of its divisors is an integer number (265482).

Almost surely, 2^4861155 is an apocalyptic number.

4861155 is a deficient number, since it is larger than the sum of its proper divisors (3634269).

4861155 is a wasteful number, since it uses less digits than its factorization.

4861155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375.

The product of its digits is 4800, while the sum is 30.

The square root of 4861155 is about 2204.8027122625. The cubic root of 4861155 is about 169.3999026124.

The spelling of 4861155 in words is "four million, eight hundred sixty-one thousand, one hundred fifty-five".