4025808 has 40 divisors (see below), whose sum is σ = 11556800. Its totient is φ = 1341792.

The previous prime is 4025807. The next prime is 4025837. The reversal of 4025808 is 8085204.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4025807) 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, 4228 + ... + 5091.

It is an arithmetic number, because the mean of its divisors is an integer number (288920).

Almost surely, 2^4025808 is an apocalyptic number.

4025808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4025808 is an abundant number, since it is smaller than the sum of its proper divisors (7530992).

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

4025808 is a wasteful number, since it uses less digits than its factorization.

4025808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9336 (or 9324 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 4025808 is about 2006.4416263625. The cubic root of 4025808 is about 159.0807706390.

The spelling of 4025808 in words is "four million, twenty-five thousand, eight hundred eight".