240730566 has 16 divisors (see below), whose sum is σ = 498063600. Its totient is φ = 77476448.

The previous prime is 240730519. The next prime is 240730601. The reversal of 240730566 is 665037042.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691581 + ... + 691928.

It is an arithmetic number, because the mean of its divisors is an integer number (31128975).

Almost surely, 2^240730566 is an apocalyptic number.

240730566 is an abundant number, since it is smaller than the sum of its proper divisors (257333034).

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

240730566 is a wasteful number, since it uses less digits than its factorization.

240730566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383543.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 240730566 is about 15515.4943846466. The cubic root of 240730566 is about 622.0764286794.

The spelling of 240730566 in words is "two hundred forty million, seven hundred thirty thousand, five hundred sixty-six".