2245967731 has 8 divisors (see below), whose sum is σ = 2574577664. Its totient is φ = 1919297160.

The previous prime is 2245967729. The next prime is 2245967743. The reversal of 2245967731 is 1377695422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2245967731 - 2¹ = 2245967729 is a prime.

It is a super-2 number, since 2×2245967731² = 10088742097386576722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2245967761) 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, 482355 + ... + 486988.

It is an arithmetic number, because the mean of its divisors is an integer number (321822208).

Almost surely, 2^2245967731 is an apocalyptic number.

2245967731 is a deficient number, since it is larger than the sum of its proper divisors (328609933).

2245967731 is an equidigital number, since it uses as much as digits as its factorization.

2245967731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969681.

The product of its digits is 635040, while the sum is 46.

The square root of 2245967731 is about 47391.6419951873. The cubic root of 2245967731 is about 1309.5874487093.

The spelling of 2245967731 in words is "two billion, two hundred forty-five million, nine hundred sixty-seven thousand, seven hundred thirty-one".