240066534 has 8 divisors (see below), whose sum is σ = 480133080. Its totient is φ = 80022176.

The previous prime is 240066523. The next prime is 240066581. The reversal of 240066534 is 435660042.

It is a sphenic number, since it is the product of 3 distinct primes.

240066534 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20005539 + ... + 20005550.

It is an arithmetic number, because the mean of its divisors is an integer number (60016635).

Almost surely, 2^240066534 is an apocalyptic number.

240066534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

240066534 is a wasteful number, since it uses less digits than its factorization.

240066534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40011094.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 240066534 is about 15494.0806116400. The cubic root of 240066534 is about 621.5039227203.

The spelling of 240066534 in words is "two hundred forty million, sixty-six thousand, five hundred thirty-four".