707266840 has 128 divisors (see below), whose sum is σ = 1882258560. Its totient is φ = 234123264.

The previous prime is 707266837. The next prime is 707266841. The reversal of 707266840 is 48662707.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 707266793 and 707266802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (707266841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2413734 + ... + 2414026.

It is an arithmetic number, because the mean of its divisors is an integer number (14705145).

Almost surely, 2^707266840 is an apocalyptic number.

707266840 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 707266840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (941129280).

707266840 is an abundant number, since it is smaller than the sum of its proper divisors (1174991720).

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

707266840 is a wasteful number, since it uses less digits than its factorization.

707266840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581 (or 577 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 707266840 is about 26594.4889027783. The cubic root of 707266840 is about 890.9659335585.

The spelling of 707266840 in words is "seven hundred seven million, two hundred sixty-six thousand, eight hundred forty".