2277656436 has 48 divisors (see below), whose sum is σ = 5939091648. Its totient is φ = 673363200.

The previous prime is 2277656417. The next prime is 2277656449. The reversal of 2277656436 is 6346567722.

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, 205015 + ... + 215838.

It is an arithmetic number, because the mean of its divisors is an integer number (123731076).

Almost surely, 2^2277656436 is an apocalyptic number.

It is an amenable number.

2277656436 is an abundant number, since it is smaller than the sum of its proper divisors (3661435212).

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

2277656436 is a wasteful number, since it uses less digits than its factorization.

2277656436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420912 (or 420910 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 48.

The square root of 2277656436 is about 47724.7989623843. The cubic root of 2277656436 is about 1315.7177643593.

The spelling of 2277656436 in words is "two billion, two hundred seventy-seven million, six hundred fifty-six thousand, four hundred thirty-six".