242011590 has 16 divisors (see below), whose sum is σ = 580827888. Its totient is φ = 64536416.

The previous prime is 242011579. The next prime is 242011591. The reversal of 242011590 is 95110242.

It is a self number, because there is not a number n which added to its sum of digits gives 242011590.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242011591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4033497 + ... + 4033556.

It is an arithmetic number, because the mean of its divisors is an integer number (36301743).

Almost surely, 2^242011590 is an apocalyptic number.

242011590 is an abundant number, since it is smaller than the sum of its proper divisors (338816298).

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

242011590 is a wasteful number, since it uses less digits than its factorization.

242011590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8067063.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 242011590 is about 15556.7216983528. The cubic root of 242011590 is about 623.1779166483.

The spelling of 242011590 in words is "two hundred forty-two million, eleven thousand, five hundred ninety".