742828782 has 16 divisors (see below), whose sum is σ = 1485931392. Its totient is φ = 247563960.

The previous prime is 742828777. The next prime is 742828811. The reversal of 742828782 is 287828247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46357 + ... + 60287.

It is an arithmetic number, because the mean of its divisors is an integer number (92870712).

Almost surely, 2^742828782 is an apocalyptic number.

742828782 is an abundant number, since it is smaller than the sum of its proper divisors (743102610).

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

742828782 is a wasteful number, since it uses less digits than its factorization.

742828782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22823.

The product of its digits is 802816, while the sum is 48.

The square root of 742828782 is about 27254.8854703152. The cubic root of 742828782 is about 905.6552470059.

The spelling of 742828782 in words is "seven hundred forty-two million, eight hundred twenty-eight thousand, seven hundred eighty-two".