4065225240 has 32 divisors (see below), whose sum is σ = 12195676080. Its totient is φ = 1084060032.

The previous prime is 4065225233. The next prime is 4065225251. The reversal of 4065225240 is 425225604.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4065225198 and 4065225207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16938319 + ... + 16938558.

Almost surely, 2^4065225240 is an apocalyptic number.

4065225240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4065225240 is an abundant number, since it is smaller than the sum of its proper divisors (8130450840).

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

4065225240 is a wasteful number, since it uses less digits than its factorization.

4065225240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33876891 (or 33876887 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 4065225240 is about 63759.1188772241. The cubic root of 4065225240 is about 1595.9827920080.

The spelling of 4065225240 in words is "four billion, sixty-five million, two hundred twenty-five thousand, two hundred forty".