887786442 has 12 divisors (see below), whose sum is σ = 1923537330. Its totient is φ = 295928808.

The previous prime is 887786423. The next prime is 887786503. The reversal of 887786442 is 244687788.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 842102361 + 45684081 = 29019^2 + 6759^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24660717 + ... + 24660752.

Almost surely, 2^887786442 is an apocalyptic number.

887786442 is an abundant number, since it is smaller than the sum of its proper divisors (1035750888).

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

887786442 is a wasteful number, since it uses less digits than its factorization.

887786442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49321477 (or 49321474 counting only the distinct ones).

The product of its digits is 4816896, while the sum is 54.

The square root of 887786442 is about 29795.7453674178. The cubic root of 887786442 is about 961.1020482031.

The spelling of 887786442 in words is "eight hundred eighty-seven million, seven hundred eighty-six thousand, four hundred forty-two".