707347968 has 160 divisors (see below), whose sum is σ = 2022299136. Its totient is φ = 218923008.

The previous prime is 707347967. The next prime is 707347997. The reversal of 707347968 is 869743707.

It is a super-2 number, since 2×707347968² = 1000682295667458048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 707347968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (707347967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2689405 + ... + 2689667.

Almost surely, 2^707347968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 707347968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1011149568).

707347968 is an abundant number, since it is smaller than the sum of its proper divisors (1314951168).

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

707347968 is a wasteful number, since it uses less digits than its factorization.

707347968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 707347968 is about 26596.0141374605. The cubic root of 707347968 is about 890.9999987404. Note that the first 5 decimals are identical.

The spelling of 707347968 in words is "seven hundred seven million, three hundred forty-seven thousand, nine hundred sixty-eight".