709343420 has 24 divisors (see below), whose sum is σ = 1491972048. Its totient is φ = 283289600.

The previous prime is 709343413. The next prime is 709343431. The reversal of 709343420 is 24343907.

It is a congruent number.

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, 14846 + ... + 40485.

It is an arithmetic number, because the mean of its divisors is an integer number (62165502).

Almost surely, 2^709343420 is an apocalyptic number.

It is an amenable number.

709343420 is an abundant number, since it is smaller than the sum of its proper divisors (782628628).

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

709343420 is a wasteful number, since it uses less digits than its factorization.

709343420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55981 (or 55979 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 709343420 is about 26633.5018350948. The cubic root of 709343420 is about 891.8370589248.

The spelling of 709343420 in words is "seven hundred nine million, three hundred forty-three thousand, four hundred twenty".