242577828 has 60 divisors (see below), whose sum is σ = 671464332. Its totient is φ = 76101120.

The previous prime is 242577799. The next prime is 242577833. The reversal of 242577828 is 828775242.

It can be written as a sum of positive squares in 2 ways, for example, as 162868644 + 79709184 = 12762^2 + 8928^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16513 + ... + 27528.

Almost surely, 2^242577828 is an apocalyptic number.

It is an amenable number.

242577828 is an abundant number, since it is smaller than the sum of its proper divisors (428886504).

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

242577828 is a wasteful number, since it uses less digits than its factorization.

242577828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44074 (or 44063 counting only the distinct ones).

The product of its digits is 501760, while the sum is 45.

The square root of 242577828 is about 15574.9102084089. The cubic root of 242577828 is about 623.6635575380.

The spelling of 242577828 in words is "two hundred forty-two million, five hundred seventy-seven thousand, eight hundred twenty-eight".