434343438 has 32 divisors (see below), whose sum is σ = 1021986720. Its totient is φ = 136264320.

The previous prime is 434343419. The next prime is 434343451. The reversal of 434343438 is 834343434.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

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, 235653 + ... + 237488.

It is an arithmetic number, because the mean of its divisors is an integer number (31937085).

Almost surely, 2^434343438 is an apocalyptic number.

434343438 is an abundant number, since it is smaller than the sum of its proper divisors (587643282).

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

434343438 is a wasteful number, since it uses less digits than its factorization.

434343438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473169 (or 473163 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

The square root of 434343438 is about 20840.9078017250. The cubic root of 434343438 is about 757.3170855281.

The spelling of 434343438 in words is "four hundred thirty-four million, three hundred forty-three thousand, four hundred thirty-eight".