9120434 has 4 divisors (see below), whose sum is σ = 13680654. Its totient is φ = 4560216.

The previous prime is 9120427. The next prime is 9120473. The reversal of 9120434 is 4340219.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5499025 + 3621409 = 2345^2 + 1903^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280107 + ... + 2280110.

Almost surely, 2^9120434 is an apocalyptic number.

9120434 is a deficient number, since it is larger than the sum of its proper divisors (4560220).

9120434 is a wasteful number, since it uses less digits than its factorization.

9120434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4560219.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 9120434 is about 3020.0056291338. The cubic root of 9120434 is about 208.9320994600.

The spelling of 9120434 in words is "nine million, one hundred twenty thousand, four hundred thirty-four".