2267770645 has 8 divisors (see below), whose sum is σ = 3110085504. Its totient is φ = 1555042704.

The previous prime is 2267770619. The next prime is 2267770649. The reversal of 2267770645 is 5460777622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2267770645 - 2¹⁷ = 2267639573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2267770595 and 2267770604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2267770649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32396689 + ... + 32396758.

It is an arithmetic number, because the mean of its divisors is an integer number (388760688).

Almost surely, 2^2267770645 is an apocalyptic number.

It is an amenable number.

2267770645 is a deficient number, since it is larger than the sum of its proper divisors (842314859).

2267770645 is an equidigital number, since it uses as much as digits as its factorization.

2267770645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64793459.

The product of its (nonzero) digits is 987840, while the sum is 46.

The square root of 2267770645 is about 47621.1155371228. The cubic root of 2267770645 is about 1313.8114519102.

The spelling of 2267770645 in words is "two billion, two hundred sixty-seven million, seven hundred seventy thousand, six hundred forty-five".