2047239556 has 6 divisors (see below), whose sum is σ = 3582669230. Its totient is φ = 1023619776.

The previous prime is 2047239553. The next prime is 2047239577. The reversal of 2047239556 is 6559327402.

It can be written as a sum of positive squares in only one way, i.e., 1338828100 + 708411456 = 36590^2 + 26616^2 .

It is not an unprimeable number, because it can be changed into a prime (2047239553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255904941 + ... + 255904948.

Almost surely, 2^2047239556 is an apocalyptic number.

It is an amenable number.

2047239556 is a deficient number, since it is larger than the sum of its proper divisors (1535429674).

2047239556 is a wasteful number, since it uses less digits than its factorization.

2047239556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511809893 (or 511809891 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 43.

The square root of 2047239556 is about 45246.4314172952. The cubic root of 2047239556 is about 1269.7636437825.

The spelling of 2047239556 in words is "two billion, forty-seven million, two hundred thirty-nine thousand, five hundred fifty-six".