4045008 has 80 divisors (see below), whose sum is σ = 11713536. Its totient is φ = 1192320.

The previous prime is 4044983. The next prime is 4045009. The reversal of 4045008 is 8005404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045009) 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, 24735 + ... + 24897.

Almost surely, 2^4045008 is an apocalyptic number.

4045008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4045008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5856768).

4045008 is an abundant number, since it is smaller than the sum of its proper divisors (7668528).

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

4045008 is a wasteful number, since it uses less digits than its factorization.

4045008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 226 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 4045008 is about 2011.2205249549. The cubic root of 4045008 is about 159.3332671969. Note that the first 3 decimals are identical.

The spelling of 4045008 in words is "four million, forty-five thousand, eight".