4223209940 has 24 divisors (see below), whose sum is σ = 8889924960. Its totient is φ = 1685248928.

The previous prime is 4223209937. The next prime is 4223209967. The reversal of 4223209940 is 499023224.

It is a self number, because there is not a number n which added to its sum of digits gives 4223209940.

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, 243602 + ... + 260361.

It is an arithmetic number, because the mean of its divisors is an integer number (370413540).

Almost surely, 2^4223209940 is an apocalyptic number.

It is an amenable number.

4223209940 is an abundant number, since it is smaller than the sum of its proper divisors (4666715020).

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

4223209940 is a wasteful number, since it uses less digits than its factorization.

4223209940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504391 (or 504389 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 4223209940 is about 64986.2288488877. The cubic root of 4223209940 is about 1616.3952184391.

The spelling of 4223209940 in words is "four billion, two hundred twenty-three million, two hundred nine thousand, nine hundred forty".