707987712 has 144 divisors (see below), whose sum is σ = 2012375232. Its totient is φ = 220200960.

The previous prime is 707987699. The next prime is 707987717. The reversal of 707987712 is 217789707.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (707987717) 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, 2754688 + ... + 2754944.

It is an arithmetic number, because the mean of its divisors is an integer number (13974828).

Almost surely, 2^707987712 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 707987712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1006187616).

707987712 is an abundant number, since it is smaller than the sum of its proper divisors (1304387520).

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

707987712 is a wasteful number, since it uses less digits than its factorization.

707987712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 48.

The square root of 707987712 is about 26608.0384846384. The cubic root of 707987712 is about 891.2685323668.

The spelling of 707987712 in words is "seven hundred seven million, nine hundred eighty-seven thousand, seven hundred twelve".