424655890 has 16 divisors (see below), whose sum is σ = 804611520. Its totient is φ = 160922160.

The previous prime is 424655873. The next prime is 424655893. The reversal of 424655890 is 98556424.

It is not an unprimeable number, because it can be changed into a prime (424655893) 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, 1117326 + ... + 1117705.

It is an arithmetic number, because the mean of its divisors is an integer number (50288220).

Almost surely, 2^424655890 is an apocalyptic number.

424655890 is a deficient number, since it is larger than the sum of its proper divisors (379955630).

424655890 is a wasteful number, since it uses less digits than its factorization.

424655890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235057.

The product of its (nonzero) digits is 345600, while the sum is 43.

The square root of 424655890 is about 20607.1805446548. The cubic root of 424655890 is about 751.6443270980.

The spelling of 424655890 in words is "four hundred twenty-four million, six hundred fifty-five thousand, eight hundred ninety".