709950564 has 72 divisors (see below), whose sum is σ = 1835084160. Its totient is φ = 231371712.

The previous prime is 709950551. The next prime is 709950569. The reversal of 709950564 is 465059907.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (709950569) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303142 + ... + 305474.

It is an arithmetic number, because the mean of its divisors is an integer number (25487280).

Almost surely, 2^709950564 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 709950564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (917542080).

709950564 is an abundant number, since it is smaller than the sum of its proper divisors (1125133596).

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

709950564 is a wasteful number, since it uses less digits than its factorization.

709950564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529 (or 2524 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 709950564 is about 26644.8975227904. The cubic root of 709950564 is about 892.0914345868.

The spelling of 709950564 in words is "seven hundred nine million, nine hundred fifty thousand, five hundred sixty-four".