4650161 has 4 divisors (see below), whose sum is σ = 4702500. Its totient is φ = 4597824.

The previous prime is 4650137. The next prime is 4650169. The reversal of 4650161 is 1610564.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 323761 + 4326400 = 569^2 + 2080^2 .

It is a cyclic number.

It is not a de Polignac number, because 4650161 - 2¹⁰ = 4649137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4650169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26036 + ... + 26213.

It is an arithmetic number, because the mean of its divisors is an integer number (1175625).

Almost surely, 2^4650161 is an apocalyptic number.

It is an amenable number.

4650161 is a deficient number, since it is larger than the sum of its proper divisors (52339).

4650161 is an equidigital number, since it uses as much as digits as its factorization.

4650161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52338.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 4650161 is about 2156.4231959428. The cubic root of 4650161 is about 166.9126797977.

The spelling of 4650161 in words is "four million, six hundred fifty thousand, one hundred sixty-one".