2246986129 has 4 divisors (see below), whose sum is σ = 2266871076. Its totient is φ = 2227101184.

The previous prime is 2246986123. The next prime is 2246986139. The reversal of 2246986129 is 9216896422.

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 16974400 + 2230011729 = 4120^2 + 47223^2 .

It is a cyclic number.

It is not a de Polignac number, because 2246986129 - 2¹¹ = 2246984081 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2246986123) 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, 9942304 + ... + 9942529.

It is an arithmetic number, because the mean of its divisors is an integer number (566717769).

Almost surely, 2^2246986129 is an apocalyptic number.

It is an amenable number.

2246986129 is a deficient number, since it is larger than the sum of its proper divisors (19884947).

2246986129 is a wasteful number, since it uses less digits than its factorization.

2246986129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19884946.

The product of its digits is 746496, while the sum is 49.

The square root of 2246986129 is about 47402.3852669884. The cubic root of 2246986129 is about 1309.7853559324.

The spelling of 2246986129 in words is "two billion, two hundred forty-six million, nine hundred eighty-six thousand, one hundred twenty-nine".