240442532 has 24 divisors (see below), whose sum is σ = 470225952. Its totient is φ = 106625600.

The previous prime is 240442513. The next prime is 240442571. The reversal of 240442532 is 235244042.

It is a happy number.

240442532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×240442532² = 115625222389142048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64838 + ... + 68445.

It is an arithmetic number, because the mean of its divisors is an integer number (19592748).

Almost surely, 2^240442532 is an apocalyptic number.

240442532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

240442532 is a deficient number, since it is larger than the sum of its proper divisors (229783420).

240442532 is a wasteful number, since it uses less digits than its factorization.

240442532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133339 (or 133337 counting only the distinct ones).

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

The square root of 240442532 is about 15506.2094658882. The cubic root of 240442532 is about 621.8282249508.

Adding to 240442532 its reverse (235244042), we get a palindrome (475686574).

The spelling of 240442532 in words is "two hundred forty million, four hundred forty-two thousand, five hundred thirty-two".