713549421 has 12 divisors (see below), whose sum is σ = 1109965948. Its totient is φ = 439107264.

The previous prime is 713549407. The next prime is 713549467. The reversal of 713549421 is 124945317.

713549421 is a `hidden beast` number, since 71 + 3 + 549 + 42 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 61308900 + 652240521 = 7830^2 + 25539^2 .

It is not a de Polignac number, because 713549421 - 2⁶ = 713549357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (713549471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3049240 + ... + 3049473.

Almost surely, 2^713549421 is an apocalyptic number.

It is an amenable number.

713549421 is a deficient number, since it is larger than the sum of its proper divisors (396416527).

713549421 is a wasteful number, since it uses less digits than its factorization.

713549421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6098732 (or 6098729 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 713549421 is about 26712.3458535562. The cubic root of 713549421 is about 893.5962810857.

The spelling of 713549421 in words is "seven hundred thirteen million, five hundred forty-nine thousand, four hundred twenty-one".