2229777 has 24 divisors (see below), whose sum is σ = 3564288. Its totient is φ = 1332000.

The previous prime is 2229769. The next prime is 2229779. The reversal of 2229777 is 7779222.

It is not a de Polignac number, because 2229777 - 2³ = 2229769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2229779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9888 + ... + 10110.

It is an arithmetic number, because the mean of its divisors is an integer number (148512).

2^2229777 is an apocalyptic number.

It is an amenable number.

2229777 is a deficient number, since it is larger than the sum of its proper divisors (1334511).

2229777 is a wasteful number, since it uses less digits than its factorization.

2229777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 338 counting only the distinct ones).

The product of its digits is 24696, while the sum is 36.

The square root of 2229777 is about 1493.2437845175. The cubic root of 2229777 is about 130.6433005502.

It can be divided in two parts, 222 and 9777, that added together give a palindrome (9999).

The spelling of 2229777 in words is "two million, two hundred twenty-nine thousand, seven hundred seventy-seven".