2246747645 has 16 divisors (see below), whose sum is σ = 2784620592. Its totient is φ = 1739312640.

The previous prime is 2246747621. The next prime is 2246747647. The reversal of 2246747645 is 5467476422.

It can be written as a sum of positive squares in 8 ways, for example, as 15413476 + 2231334169 = 3926^2 + 47237^2 .

It is not a de Polignac number, because 2246747645 - 2¹² = 2246743549 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2246747645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2246747647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38726 + ... + 77415.

It is an arithmetic number, because the mean of its divisors is an integer number (174038787).

Almost surely, 2^2246747645 is an apocalyptic number.

It is an amenable number.

2246747645 is a deficient number, since it is larger than the sum of its proper divisors (537872947).

2246747645 is a wasteful number, since it uses less digits than its factorization.

2246747645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116272.

The product of its digits is 2257920, while the sum is 47.

The square root of 2246747645 is about 47399.8696728166. The cubic root of 2246747645 is about 1309.7390162453.

The spelling of 2246747645 in words is "two billion, two hundred forty-six million, seven hundred forty-seven thousand, six hundred forty-five".