2263221604 has 36 divisors (see below), whose sum is σ = 4611188736. Its totient is φ = 969127824.

The previous prime is 2263221593. The next prime is 2263221617. The reversal of 2263221604 is 4061223622.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 263709 + ... + 272155.

It is an arithmetic number, because the mean of its divisors is an integer number (128088576).

Almost surely, 2^2263221604 is an apocalyptic number.

It is an amenable number.

2263221604 is an abundant number, since it is smaller than the sum of its proper divisors (2347967132).

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

2263221604 is a wasteful number, since it uses less digits than its factorization.

2263221604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9832 (or 9823 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2263221604 is about 47573.3287042225. The cubic root of 2263221604 is about 1312.9323825797.

The spelling of 2263221604 in words is "two billion, two hundred sixty-three million, two hundred twenty-one thousand, six hundred four".