4050645 has 32 divisors (see below), whose sum is σ = 6912000. Its totient is φ = 2021184.

The previous prime is 4050617. The next prime is 4050647. The reversal of 4050645 is 5460504.

It is not a de Polignac number, because 4050645 - 2⁶ = 4050581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4050647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20256 + ... + 20454.

It is an arithmetic number, because the mean of its divisors is an integer number (216000).

Almost surely, 2^4050645 is an apocalyptic number.

It is an amenable number.

4050645 is a deficient number, since it is larger than the sum of its proper divisors (2861355).

4050645 is a wasteful number, since it uses less digits than its factorization.

4050645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 4050645 is about 2012.6214249083. The cubic root of 4050645 is about 159.4072468390.

The spelling of 4050645 in words is "four million, fifty thousand, six hundred forty-five".