654252242 has 32 divisors (see below), whose sum is σ = 1189002240. Its totient is φ = 263577600.

The previous prime is 654252229. The next prime is 654252271. The reversal of 654252242 is 242252456.

It is a junction number, because it is equal to n+sod(n) for n = 654252199 and 654252208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334367 + ... + 336317.

It is an arithmetic number, because the mean of its divisors is an integer number (37156320).

Almost surely, 2^654252242 is an apocalyptic number.

654252242 is a deficient number, since it is larger than the sum of its proper divisors (534749998).

654252242 is a wasteful number, since it uses less digits than its factorization.

654252242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386.

The product of its digits is 38400, while the sum is 32.

The square root of 654252242 is about 25578.3549510128. The cubic root of 654252242 is about 868.1239541031.

The spelling of 654252242 in words is "six hundred fifty-four million, two hundred fifty-two thousand, two hundred forty-two".