4045761 has 16 divisors (see below), whose sum is σ = 6201600. Its totient is φ = 2603664.

The previous prime is 4045721. The next prime is 4045763. The reversal of 4045761 is 1675404.

It is not a de Polignac number, because 4045761 - 2⁶ = 4045697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4045763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1801 + ... + 3366.

It is an arithmetic number, because the mean of its divisors is an integer number (387600).

Almost surely, 2^4045761 is an apocalyptic number.

It is an amenable number.

4045761 is a deficient number, since it is larger than the sum of its proper divisors (2155839).

4045761 is a wasteful number, since it uses less digits than its factorization.

4045761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5205 (or 5199 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 4045761 is about 2011.4077160039. The cubic root of 4045761 is about 159.3431534984.

The spelling of 4045761 in words is "four million, forty-five thousand, seven hundred sixty-one".