713063440 has 20 divisors (see below), whose sum is σ = 1657872684. Its totient is φ = 285225344.

The previous prime is 713063399. The next prime is 713063441. The reversal of 713063440 is 44360317.

It can be written as a sum of positive squares in 2 ways, for example, as 469328896 + 243734544 = 21664^2 + 15612^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 713063399 and 713063408.

It is not an unprimeable number, because it can be changed into a prime (713063441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4456567 + ... + 4456726.

Almost surely, 2^713063440 is an apocalyptic number.

It is an amenable number.

713063440 is an abundant number, since it is smaller than the sum of its proper divisors (944809244).

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

713063440 is a wasteful number, since it uses less digits than its factorization.

713063440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8913306 (or 8913300 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 713063440 is about 26703.2477425500. The cubic root of 713063440 is about 893.3933661793.

The spelling of 713063440 in words is "seven hundred thirteen million, sixty-three thousand, four hundred forty".