424236642 has 16 divisors (see below), whose sum is σ = 855155712. Its totient is φ = 140298480.

The previous prime is 424236629. The next prime is 424236647. The reversal of 424236642 is 246632424.

It is a super-3 number, since 3×424236642³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (424236647) 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 7 ways as a sum of consecutive naturals, for example, 277609 + ... + 279132.

It is an arithmetic number, because the mean of its divisors is an integer number (53447232).

Almost surely, 2^424236642 is an apocalyptic number.

424236642 is an abundant number, since it is smaller than the sum of its proper divisors (430919070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424236642 is a wasteful number, since it uses less digits than its factorization.

424236642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556873.

The product of its digits is 55296, while the sum is 33.

The square root of 424236642 is about 20597.0056561627. The cubic root of 424236642 is about 751.3968882114.

The spelling of 424236642 in words is "four hundred twenty-four million, two hundred thirty-six thousand, six hundred forty-two".