4161320 has 16 divisors (see below), whose sum is σ = 9363060. Its totient is φ = 1664512.

The previous prime is 4161307. The next prime is 4161331. The reversal of 4161320 is 231614.

It can be written as a sum of positive squares in 2 ways, for example, as 4104676 + 56644 = 2026^2 + 238^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51977 + ... + 52056.

Almost surely, 2^4161320 is an apocalyptic number.

4161320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4161320 is an abundant number, since it is smaller than the sum of its proper divisors (5201740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4161320 is a wasteful number, since it uses less digits than its factorization.

4161320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104044 (or 104040 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 4161320 is about 2039.9313713946. The cubic root of 4161320 is about 160.8460393075.

Adding to 4161320 its reverse (231614), we get a palindrome (4392934).

The spelling of 4161320 in words is "four million, one hundred sixty-one thousand, three hundred twenty".