709869552 has 40 divisors (see below), whose sum is σ = 2095806336. Its totient is φ = 202819776.

The previous prime is 709869541. The next prime is 709869557. The reversal of 709869552 is 255968907.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 709869495 and 709869504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709869557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056018 + ... + 1056689.

Almost surely, 2^709869552 is an apocalyptic number.

It is an amenable number.

709869552 is an abundant number, since it is smaller than the sum of its proper divisors (1385936784).

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

709869552 is a wasteful number, since it uses less digits than its factorization.

709869552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112725 (or 2112719 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 51.

The square root of 709869552 is about 26643.3772634026. The cubic root of 709869552 is about 892.0575013037.

The spelling of 709869552 in words is "seven hundred nine million, eight hundred sixty-nine thousand, five hundred fifty-two".