2618339428 has 6 divisors (see below), whose sum is σ = 4582094006. Its totient is φ = 1309169712.

The previous prime is 2618339401. The next prime is 2618339461. The reversal of 2618339428 is 8249338162.

It can be written as a sum of positive squares in only one way, i.e., 2568665124 + 49674304 = 50682^2 + 7048^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327292425 + ... + 327292432.

Almost surely, 2^2618339428 is an apocalyptic number.

It is an amenable number.

2618339428 is a deficient number, since it is larger than the sum of its proper divisors (1963754578).

2618339428 is a wasteful number, since it uses less digits than its factorization.

2618339428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654584861 (or 654584859 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 2618339428 is about 51169.7120179506. The cubic root of 2618339428 is about 1378.2943689996.

The spelling of 2618339428 in words is "two billion, six hundred eighteen million, three hundred thirty-nine thousand, four hundred twenty-eight".