242180870 has 16 divisors (see below), whose sum is σ = 440421408. Its totient is φ = 95873280.

The previous prime is 242180867. The next prime is 242180893. The reversal of 242180870 is 78081242.

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, 123866 + ... + 125805.

It is an arithmetic number, because the mean of its divisors is an integer number (27526338).

Almost surely, 2^242180870 is an apocalyptic number.

242180870 is a deficient number, since it is larger than the sum of its proper divisors (198240538).

242180870 is a wasteful number, since it uses less digits than its factorization.

242180870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249775.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 242180870 is about 15562.1614822620. The cubic root of 242180870 is about 623.3231810015.

The spelling of 242180870 in words is "two hundred forty-two million, one hundred eighty thousand, eight hundred seventy".