240559542 has 24 divisors (see below), whose sum is σ = 523104816. Its totient is φ = 79895376.

The previous prime is 240559541. The next prime is 240559559. The reversal of 240559542 is 245955042.

240559542 is a `hidden beast` number, since 24 + 0 + 5 + 595 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 240559497 and 240559506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240559541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19138 + ... + 29109.

It is an arithmetic number, because the mean of its divisors is an integer number (21796034).

Almost surely, 2^240559542 is an apocalyptic number.

240559542 is an abundant number, since it is smaller than the sum of its proper divisors (282545274).

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

240559542 is a wasteful number, since it uses less digits than its factorization.

240559542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48532 (or 48529 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 240559542 is about 15509.9820115950. The cubic root of 240559542 is about 621.9290783237.

The spelling of 240559542 in words is "two hundred forty million, five hundred fifty-nine thousand, five hundred forty-two".