2056574542 has 32 divisors (see below), whose sum is σ = 3418604640. Its totient is φ = 920056320.

The previous prime is 2056574483. The next prime is 2056574579. The reversal of 2056574542 is 2454756502.

It is a junction number, because it is equal to n+sod(n) for n = 2056574495 and 2056574504.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 983434 + ... + 985522.

It is an arithmetic number, because the mean of its divisors is an integer number (106831395).

Almost surely, 2^2056574542 is an apocalyptic number.

2056574542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2056574542 is a deficient number, since it is larger than the sum of its proper divisors (1362030098).

2056574542 is a wasteful number, since it uses less digits than its factorization.

2056574542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788.

The product of its (nonzero) digits is 336000, while the sum is 40.

The square root of 2056574542 is about 45349.4712427830. The cubic root of 2056574542 is about 1271.6906703849.

The spelling of 2056574542 in words is "two billion, fifty-six million, five hundred seventy-four thousand, five hundred forty-two".