424430334 has 32 divisors (see below), whose sum is σ = 944048640. Its totient is φ = 141346296.

The previous prime is 424430329. The next prime is 424430371. The reversal of 424430334 is 433034424.

It is a super-2 number, since 2×424430334² = 360282216838703112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 424430298 and 424430307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68697 + ... + 74619.

It is an arithmetic number, because the mean of its divisors is an integer number (29501520).

Almost surely, 2^424430334 is an apocalyptic number.

424430334 is an abundant number, since it is smaller than the sum of its proper divisors (519618306).

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

424430334 is a wasteful number, since it uses less digits than its factorization.

424430334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7261 (or 7255 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 424430334 is about 20601.7070651924. The cubic root of 424430334 is about 751.5112248872.

Adding to 424430334 its reverse (433034424), we get a palindrome (857464758).

The spelling of 424430334 in words is "four hundred twenty-four million, four hundred thirty thousand, three hundred thirty-four".