4097761 has 4 divisors (see below), whose sum is σ = 4101892. Its totient is φ = 4093632.

The previous prime is 4097741. The next prime is 4097767. The reversal of 4097761 is 1677904.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2193361 + 1904400 = 1481^2 + 1380^2 .

It is a cyclic number.

It is not a de Polignac number, because 4097761 - 2⁷ = 4097633 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4097767) 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, 421 + ... + 2893.

It is an arithmetic number, because the mean of its divisors is an integer number (1025473).

Almost surely, 2^4097761 is an apocalyptic number.

It is an amenable number.

4097761 is a deficient number, since it is larger than the sum of its proper divisors (4131).

4097761 is a wasteful number, since it uses less digits than its factorization.

4097761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4130.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 4097761 is about 2024.2927159875. The cubic root of 4097761 is about 160.0229264022.

The spelling of 4097761 in words is "four million, ninety-seven thousand, seven hundred sixty-one".