4892561442 has 12 divisors (see below), whose sum is σ = 10600549830. Its totient is φ = 1630853808.

The previous prime is 4892561423. The next prime is 4892561533. The reversal of 4892561442 is 2441652984.

It is a happy number.

4892561442 is a `hidden beast` number, since 4 + 8 + 9 + 25 + 614 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4275982881 + 616578561 = 65391^2 + 24831^2 .

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 135904467 + ... + 135904502.

Almost surely, 2^4892561442 is an apocalyptic number.

4892561442 is an abundant number, since it is smaller than the sum of its proper divisors (5707988388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4892561442 is a wasteful number, since it uses less digits than its factorization.

4892561442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271808977 (or 271808974 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 4892561442 is about 69946.8472627609. The cubic root of 4892561442 is about 1697.6393349694.

The spelling of 4892561442 in words is "four billion, eight hundred ninety-two million, five hundred sixty-one thousand, four hundred forty-two".