424003222 has 16 divisors (see below), whose sum is σ = 689843952. Its totient is φ = 194663680.

The previous prime is 424003201. The next prime is 424003247. The reversal of 424003222 is 222300424.

It is a self number, because there is not a number n which added to its sum of digits gives 424003222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150688 + ... + 153475.

It is an arithmetic number, because the mean of its divisors is an integer number (43115247).

Almost surely, 2^424003222 is an apocalyptic number.

424003222 is a deficient number, since it is larger than the sum of its proper divisors (265840730).

424003222 is a wasteful number, since it uses less digits than its factorization.

424003222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304223.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 424003222 is about 20591.3385189016. The cubic root of 424003222 is about 751.2590537879.

Adding to 424003222 its reverse (222300424), we get a palindrome (646303646).

The spelling of 424003222 in words is "four hundred twenty-four million, three thousand, two hundred twenty-two".