242408859 has 48 divisors (see below), whose sum is σ = 427472640. Its totient is φ = 119275200.

The previous prime is 242408849. The next prime is 242408869. The reversal of 242408859 is 958804242.

It is an interprime number because it is at equal distance from previous prime (242408849) and next prime (242408869).

It is not a de Polignac number, because 242408859 - 2⁷ = 242408731 is a prime.

It is a super-3 number, since 3×242408859³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242408859.

It is not an unprimeable number, because it can be changed into a prime (242408849) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45769 + ... + 50789.

It is an arithmetic number, because the mean of its divisors is an integer number (8905680).

Almost surely, 2^242408859 is an apocalyptic number.

242408859 is a deficient number, since it is larger than the sum of its proper divisors (185063781).

242408859 is a wasteful number, since it uses less digits than its factorization.

242408859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072 (or 5061 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 242408859 is about 15569.4848662375. The cubic root of 242408859 is about 623.5187184079.

The spelling of 242408859 in words is "two hundred forty-two million, four hundred eight thousand, eight hundred fifty-nine".