242859090 has 16 divisors (see below), whose sum is σ = 582861888. Its totient is φ = 64762416.

The previous prime is 242859037. The next prime is 242859107. The reversal of 242859090 is 90958242.

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, 4047622 + ... + 4047681.

It is an arithmetic number, because the mean of its divisors is an integer number (36428868).

Almost surely, 2^242859090 is an apocalyptic number.

242859090 is an abundant number, since it is smaller than the sum of its proper divisors (340002798).

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

242859090 is a wasteful number, since it uses less digits than its factorization.

242859090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8095313.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 242859090 is about 15583.9369223569. The cubic root of 242859090 is about 623.9045044116.

The spelling of 242859090 in words is "two hundred forty-two million, eight hundred fifty-nine thousand, ninety".