4665222440 has 32 divisors (see below), whose sum is σ = 10543841280. Its totient is φ = 1857717312.

The previous prime is 4665222439. The next prime is 4665222451. The reversal of 4665222440 is 442225664.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4665222440.

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, 252584 + ... + 270423.

It is an arithmetic number, because the mean of its divisors is an integer number (329495040).

Almost surely, 2^4665222440 is an apocalyptic number.

4665222440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4665222440 is an abundant number, since it is smaller than the sum of its proper divisors (5878618840).

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

4665222440 is a wasteful number, since it uses less digits than its factorization.

4665222440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523241 (or 523237 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

The square root of 4665222440 is about 68302.4336316064. The cubic root of 4665222440 is about 1670.9269048548.

The spelling of 4665222440 in words is "four billion, six hundred sixty-five million, two hundred twenty-two thousand, four hundred forty".