2266204440 has 64 divisors (see below), whose sum is σ = 6836659200. Its totient is φ = 600939392.

The previous prime is 2266204433. The next prime is 2266204463. The reversal of 2266204440 is 444026622.

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 = 2266204398 and 2266204407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31272 + ... + 74231.

It is an arithmetic number, because the mean of its divisors is an integer number (106822800).

Almost surely, 2^2266204440 is an apocalyptic number.

2266204440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2266204440 is an abundant number, since it is smaller than the sum of its proper divisors (4570454760).

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

2266204440 is a wasteful number, since it uses less digits than its factorization.

2266204440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105696 (or 105692 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 2266204440 is about 47604.6682584807. The cubic root of 2266204440 is about 1313.5089269086.

The spelling of 2266204440 in words is "two billion, two hundred sixty-six million, two hundred four thousand, four hundred forty".