2269216404 has 144 divisors (see below), whose sum is σ = 7280999040. Its totient is φ = 598440960.

The previous prime is 2269216307. The next prime is 2269216421. The reversal of 2269216404 is 4046129622.

2269216404 is a `hidden beast` number, since 2 + 2 + 6 + 9 + 2 + 1 + 640 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118884 + ... + 136644.

Almost surely, 2^2269216404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2269216404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3640499520).

2269216404 is an abundant number, since it is smaller than the sum of its proper divisors (5011782636).

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

2269216404 is a wasteful number, since it uses less digits than its factorization.

2269216404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17807 (or 17786 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 2269216404 is about 47636.2929288164. The cubic root of 2269216404 is about 1314.0905881960.

The spelling of 2269216404 in words is "two billion, two hundred sixty-nine million, two hundred sixteen thousand, four hundred four".