4045698 has 24 divisors (see below), whose sum is σ = 8971248. Its totient is φ = 1316952.

The previous prime is 4045697. The next prime is 4045721. The reversal of 4045698 is 8965404.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4045693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1840 + ... + 3387.

It is an arithmetic number, because the mean of its divisors is an integer number (373802).

Almost surely, 2^4045698 is an apocalyptic number.

4045698 is an abundant number, since it is smaller than the sum of its proper divisors (4925550).

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

4045698 is a wasteful number, since it uses less digits than its factorization.

4045698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5278 (or 5275 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 4045698 is about 2011.3920552692. The cubic root of 4045698 is about 159.3423264047.

The spelling of 4045698 in words is "four million, forty-five thousand, six hundred ninety-eight".