240425553 has 16 divisors (see below), whose sum is σ = 331367936. Its totient is φ = 154897920.

The previous prime is 240425503. The next prime is 240425557. The reversal of 240425553 is 355524042.

It is not a de Polignac number, because 240425553 - 2¹⁸ = 240163409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240425553.

It is not an unprimeable number, because it can be changed into a prime (240425557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91425 + ... + 94017.

It is an arithmetic number, because the mean of its divisors is an integer number (20710496).

Almost surely, 2^240425553 is an apocalyptic number.

It is an amenable number.

240425553 is a deficient number, since it is larger than the sum of its proper divisors (90942383).

240425553 is a wasteful number, since it uses less digits than its factorization.

240425553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3624.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 240425553 is about 15505.6619658756. The cubic root of 240425553 is about 621.8135876764.

Adding to 240425553 its reverse (355524042), we get a palindrome (595949595).

The spelling of 240425553 in words is "two hundred forty million, four hundred twenty-five thousand, five hundred fifty-three".