240685252 has 48 divisors (see below), whose sum is σ = 461039040. Its totient is φ = 109491200.

The previous prime is 240685241. The next prime is 240685301. The reversal of 240685252 is 252586042.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364899 + ... + 365557.

It is an arithmetic number, because the mean of its divisors is an integer number (9604980).

Almost surely, 2^240685252 is an apocalyptic number.

It is an amenable number.

240685252 is a deficient number, since it is larger than the sum of its proper divisors (220353788).

240685252 is a wasteful number, since it uses less digits than its factorization.

240685252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 240685252 is about 15514.0340337386. The cubic root of 240685252 is about 622.0373939740.

The spelling of 240685252 in words is "two hundred forty million, six hundred eighty-five thousand, two hundred fifty-two".