424249678 has 16 divisors (see below), whose sum is σ = 639830016. Its totient is φ = 210976920.

The previous prime is 424249669. The next prime is 424249703. The reversal of 424249678 is 876942424.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 398575 + ... + 399637.

It is an arithmetic number, because the mean of its divisors is an integer number (39989376).

Almost surely, 2^424249678 is an apocalyptic number.

424249678 is a deficient number, since it is larger than the sum of its proper divisors (215580338).

424249678 is a wasteful number, since it uses less digits than its factorization.

424249678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959.

The product of its digits is 774144, while the sum is 46.

The square root of 424249678 is about 20597.3221074974. The cubic root of 424249678 is about 751.4045844738.

The spelling of 424249678 in words is "four hundred twenty-four million, two hundred forty-nine thousand, six hundred seventy-eight".