4097320 has 16 divisors (see below), whose sum is σ = 9219060. Its totient is φ = 1638912.

The previous prime is 4097299. The next prime is 4097321. The reversal of 4097320 is 237904.

It can be written as a sum of positive squares in 2 ways, for example, as 4088484 + 8836 = 2022^2 + 94^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4097321) 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, 51177 + ... + 51256.

Almost surely, 2^4097320 is an apocalyptic number.

4097320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4097320 is an abundant number, since it is smaller than the sum of its proper divisors (5121740).

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

4097320 is a wasteful number, since it uses less digits than its factorization.

4097320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102444 (or 102440 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 4097320 is about 2024.1837861222. The cubic root of 4097320 is about 160.0171856540.

The spelling of 4097320 in words is "four million, ninety-seven thousand, three hundred twenty".