713685240 has 96 divisors (see below), whose sum is σ = 2358860400. Its totient is φ = 187084800.

The previous prime is 713685223. The next prime is 713685257. The reversal of 713685240 is 42586317.

713685240 is a `hidden beast` number, since 71 + 3 + 68 + 524 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (713685223) and next prime (713685257).

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 = 713685195 and 713685204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4440 + ... + 38040.

Almost surely, 2^713685240 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 713685240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1179430200).

713685240 is an abundant number, since it is smaller than the sum of its proper divisors (1645175160).

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

713685240 is a wasteful number, since it uses less digits than its factorization.

713685240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33677 (or 33670 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 713685240 is about 26714.8879840437. The cubic root of 713685240 is about 893.6529740304.

The spelling of 713685240 in words is "seven hundred thirteen million, six hundred eighty-five thousand, two hundred forty".