2228406436 has 9 divisors (see below), whose sum is σ = 3899876491. Its totient is φ = 1114156012.

The previous prime is 2228406419. The next prime is 2228406463. The reversal of 2228406436 is 6346048222.

The square root of 2228406436 is 47206.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2228406395 and 2228406404.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 82611 + ... + 106213.

Almost surely, 2^2228406436 is an apocalyptic number.

2228406436 is the 47206-th square number.

It is an amenable number.

2228406436 is a deficient number, since it is larger than the sum of its proper divisors (1671470055).

2228406436 is an frugal number, since it uses more digits than its factorization.

2228406436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47210 (or 23605 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The cubic root of 2228406436 is about 1306.1652781266.

The spelling of 2228406436 in words is "two billion, two hundred twenty-eight million, four hundred six thousand, four hundred thirty-six".