240252443 has 4 divisors (see below), whose sum is σ = 248537040. Its totient is φ = 231967848.

The previous prime is 240252409. The next prime is 240252461. The reversal of 240252443 is 344252042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240252443 - 2¹² = 240248347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240252403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4142255 + ... + 4142312.

It is an arithmetic number, because the mean of its divisors is an integer number (62134260).

Almost surely, 2^240252443 is an apocalyptic number.

240252443 is a deficient number, since it is larger than the sum of its proper divisors (8284597).

240252443 is an equidigital number, since it uses as much as digits as its factorization.

240252443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8284596.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 240252443 is about 15500.0788062513. The cubic root of 240252443 is about 621.6643134779.

It can be divided in two parts, 2402 and 52443, that added together give a palindrome (54845).

The spelling of 240252443 in words is "two hundred forty million, two hundred fifty-two thousand, four hundred forty-three".