2939244218 has 4 divisors (see below), whose sum is σ = 4408866330. Its totient is φ = 1469622108.

The previous prime is 2939244193. The next prime is 2939244233. The reversal of 2939244218 is 8124429392.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2930381689 + 8862529 = 54133^2 + 2977^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734811053 + ... + 734811056.

Almost surely, 2^2939244218 is an apocalyptic number.

2939244218 is a deficient number, since it is larger than the sum of its proper divisors (1469622112).

2939244218 is a wasteful number, since it uses less digits than its factorization.

2939244218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469622111.

The product of its digits is 248832, while the sum is 44.

The square root of 2939244218 is about 54214.7970391848. The cubic root of 2939244218 is about 1432.4469845261.

The spelling of 2939244218 in words is "two billion, nine hundred thirty-nine million, two hundred forty-four thousand, two hundred eighteen".