7983434 has 4 divisors (see below), whose sum is σ = 11975154. Its totient is φ = 3991716.

The previous prime is 7983433. The next prime is 7983449. The reversal of 7983434 is 4343897.

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., 7980625 + 2809 = 2825^2 + 53^2 .

It is not an unprimeable number, because it can be changed into a prime (7983433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1995857 + ... + 1995860.

Almost surely, 2^7983434 is an apocalyptic number.

7983434 is a deficient number, since it is larger than the sum of its proper divisors (3991720).

7983434 is a wasteful number, since it uses less digits than its factorization.

7983434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3991719.

The product of its digits is 72576, while the sum is 38.

The square root of 7983434 is about 2825.4971244013. The cubic root of 7983434 is about 199.8618546012.

The spelling of 7983434 in words is "seven million, nine hundred eighty-three thousand, four hundred thirty-four".