2289236949 has 24 divisors (see below), whose sum is σ = 3514560192. Its totient is φ = 1430897280.

The previous prime is 2289236947. The next prime is 2289236951. The reversal of 2289236949 is 9496329822.

It is an interprime number because it is at equal distance from previous prime (2289236947) and next prime (2289236951).

It is not a de Polignac number, because 2289236949 - 2¹ = 2289236947 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2289236895 and 2289236904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289236947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11794 + ... + 68684.

It is an arithmetic number, because the mean of its divisors is an integer number (146440008).

Almost surely, 2^2289236949 is an apocalyptic number.

It is an amenable number.

2289236949 is a deficient number, since it is larger than the sum of its proper divisors (1225323243).

2289236949 is a wasteful number, since it uses less digits than its factorization.

2289236949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57177 (or 57174 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The square root of 2289236949 is about 47845.9710843034. The cubic root of 2289236949 is about 1317.9438736180.

The spelling of 2289236949 in words is "two billion, two hundred eighty-nine million, two hundred thirty-six thousand, nine hundred forty-nine".