2056245602 has 4 divisors (see below), whose sum is σ = 3084368406. Its totient is φ = 1028122800.

The previous prime is 2056245601. The next prime is 2056245619. The reversal of 2056245602 is 2065426502.

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., 1279564441 + 776681161 = 35771^2 + 27869^2 .

It is not an unprimeable number, because it can be changed into a prime (2056245601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514061399 + ... + 514061402.

Almost surely, 2^2056245602 is an apocalyptic number.

2056245602 is a deficient number, since it is larger than the sum of its proper divisors (1028122804).

2056245602 is a wasteful number, since it uses less digits than its factorization.

2056245602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028122803.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 2056245602 is about 45345.8443740989. The cubic root of 2056245602 is about 1271.6228663375.

Subtracting 2056245602 from its reverse (2065426502), we obtain a square (9180900 = 3030²).

The spelling of 2056245602 in words is "two billion, fifty-six million, two hundred forty-five thousand, six hundred two".