2245234777 has 4 divisors (see below), whose sum is σ = 2305916836. Its totient is φ = 2184552720.

The previous prime is 2245234763. The next prime is 2245234801. The reversal of 2245234777 is 7774325422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2106442816 + 138791961 = 45896^2 + 11781^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2245234777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2245234757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30340974 + ... + 30341047.

It is an arithmetic number, because the mean of its divisors is an integer number (576479209).

Almost surely, 2^2245234777 is an apocalyptic number.

It is an amenable number.

2245234777 is a deficient number, since it is larger than the sum of its proper divisors (60682059).

2245234777 is an equidigital number, since it uses as much as digits as its factorization.

2245234777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60682058.

The product of its digits is 658560, while the sum is 43.

The square root of 2245234777 is about 47383.9084183650. The cubic root of 2245234777 is about 1309.4449753365. Note that the first 3 decimals are identical.

The spelling of 2245234777 in words is "two billion, two hundred forty-five million, two hundred thirty-four thousand, seven hundred seventy-seven".