4045002 has 16 divisors (see below), whose sum is σ = 8712480. Its totient is φ = 1244592.

The previous prime is 4044983. The next prime is 4045009. The reversal of 4045002 is 2005404.

It is not an unprimeable number, because it can be changed into a prime (4045009) 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 7 ways as a sum of consecutive naturals, for example, 25852 + ... + 26007.

It is an arithmetic number, because the mean of its divisors is an integer number (544530).

Almost surely, 2^4045002 is an apocalyptic number.

4045002 is an abundant number, since it is smaller than the sum of its proper divisors (4667478).

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

4045002 is a wasteful number, since it uses less digits than its factorization.

4045002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51877.

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 4045002 is about 2011.2190333228. The cubic root of 4045002 is about 159.3331884167. Note that the first 3 decimals are identical.

The spelling of 4045002 in words is "four million, forty-five thousand, two".