709310434 has 16 divisors (see below), whose sum is σ = 1219413888. Its totient is φ = 303126912.

The previous prime is 709310423. The next prime is 709310443. The reversal of 709310434 is 434013907.

It is a junction number, because it is equal to n+sod(n) for n = 709310396 and 709310405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66822 + ... + 76705.

It is an arithmetic number, because the mean of its divisors is an integer number (76213368).

Almost surely, 2^709310434 is an apocalyptic number.

709310434 is a deficient number, since it is larger than the sum of its proper divisors (510103454).

709310434 is a wasteful number, since it uses less digits than its factorization.

709310434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143889.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 709310434 is about 26632.8825702364. The cubic root of 709310434 is about 891.8232345945.

The spelling of 709310434 in words is "seven hundred nine million, three hundred ten thousand, four hundred thirty-four".