79134434 has 4 divisors (see below), whose sum is σ = 118701654. Its totient is φ = 39567216.

The previous prime is 79134431. The next prime is 79134463. The reversal of 79134434 is 43443197.

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., 44289025 + 34845409 = 6655^2 + 5903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 79134394 and 79134403.

It is not an unprimeable number, because it can be changed into a prime (79134431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19783607 + ... + 19783610.

Almost surely, 2^79134434 is an apocalyptic number.

79134434 is a deficient number, since it is larger than the sum of its proper divisors (39567220).

79134434 is a wasteful number, since it uses less digits than its factorization.

79134434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39567219.

The product of its digits is 36288, while the sum is 35.

The square root of 79134434 is about 8895.7537061229. The cubic root of 79134434 is about 429.3272950029.

The spelling of 79134434 in words is "seventy-nine million, one hundred thirty-four thousand, four hundred thirty-four".