4649161 has 8 divisors (see below), whose sum is σ = 5209344. Its totient is φ = 4111920.

The previous prime is 4649153. The next prime is 4649171. The reversal of 4649161 is 1619464.

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

It is a cyclic number.

It is not a de Polignac number, because 4649161 - 2³ = 4649153 is a prime.

It is a super-2 number, since 2×4649161² = 43229396007842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4649171) 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, 5305 + ... + 6118.

It is an arithmetic number, because the mean of its divisors is an integer number (651168).

Almost surely, 2^4649161 is an apocalyptic number.

It is an amenable number.

4649161 is a deficient number, since it is larger than the sum of its proper divisors (560183).

4649161 is a wasteful number, since it uses less digits than its factorization.

4649161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11471.

The product of its digits is 5184, while the sum is 31.

The square root of 4649161 is about 2156.1913180421. The cubic root of 4649161 is about 166.9007142875.

The spelling of 4649161 in words is "four million, six hundred forty-nine thousand, one hundred sixty-one".