2245779 has 8 divisors (see below), whose sum is σ = 3327120. Its totient is φ = 1497168.

The previous prime is 2245759. The next prime is 2245783. The reversal of 2245779 is 9775422.

It is not a de Polignac number, because 2245779 - 2²¹ = 148627 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2245739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41562 + ... + 41615.

It is an arithmetic number, because the mean of its divisors is an integer number (415890).

2^2245779 is an apocalyptic number.

2245779 is a deficient number, since it is larger than the sum of its proper divisors (1081341).

2245779 is an equidigital number, since it uses as much as digits as its factorization.

2245779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83186 (or 83180 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 2245779 is about 1498.5923394973. The cubic root of 2245779 is about 130.9550765684.

The spelling of 2245779 in words is "two million, two hundred forty-five thousand, seven hundred seventy-nine".