707447340 has 72 divisors (see below), whose sum is σ = 2239237728. Its totient is φ = 180449280.

The previous prime is 707447327. The next prime is 707447357. The reversal of 707447340 is 43744707.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 707447295 and 707447304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81301 + ... + 89580.

It is an arithmetic number, because the mean of its divisors is an integer number (31100524).

Almost surely, 2^707447340 is an apocalyptic number.

It is an amenable number.

707447340 is an abundant number, since it is smaller than the sum of its proper divisors (1531790388).

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

707447340 is a wasteful number, since it uses less digits than its factorization.

707447340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170919 (or 170914 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The square root of 707447340 is about 26597.8822465248. The cubic root of 707447340 is about 891.0417209243.

The spelling of 707447340 in words is "seven hundred seven million, four hundred forty-seven thousand, three hundred forty".