240442452 has 24 divisors (see below), whose sum is σ = 623369600. Its totient is φ = 80147448.

The previous prime is 240442439. The next prime is 240442453. The reversal of 240442452 is 254244042.

240442452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240442453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1113052 + ... + 1113267.

Almost surely, 2^240442452 is an apocalyptic number.

It is an amenable number.

240442452 is an abundant number, since it is smaller than the sum of its proper divisors (382927148).

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

240442452 is a wasteful number, since it uses less digits than its factorization.

240442452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2226332 (or 2226324 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 240442452 is about 15506.2068862762. The cubic root of 240442452 is about 621.8281559860.

Adding to 240442452 its reverse (254244042), we get a palindrome (494686494).

The spelling of 240442452 in words is "two hundred forty million, four hundred forty-two thousand, four hundred fifty-two".