2246077745 has 4 divisors (see below), whose sum is σ = 2695293300. Its totient is φ = 1796862192.

The previous prime is 2246077741. The next prime is 2246077747. The reversal of 2246077745 is 5477706422.

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 1626266929 + 619810816 = 40327^2 + 24896^2 .

It is a cyclic number.

It is not a de Polignac number, because 2246077745 - 2² = 2246077741 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2246077696 and 2246077705.

It is not an unprimeable number, because it can be changed into a prime (2246077741) 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, 224607770 + ... + 224607779.

It is an arithmetic number, because the mean of its divisors is an integer number (673823325).

Almost surely, 2^2246077745 is an apocalyptic number.

It is an amenable number.

2246077745 is a deficient number, since it is larger than the sum of its proper divisors (449215555).

2246077745 is an equidigital number, since it uses as much as digits as its factorization.

2246077745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449215554.

The product of its (nonzero) digits is 658560, while the sum is 44.

The square root of 2246077745 is about 47392.8026708698. The cubic root of 2246077745 is about 1309.6088308213.

The spelling of 2246077745 in words is "two billion, two hundred forty-six million, seventy-seven thousand, seven hundred forty-five".