709992900 has 216 divisors, whose sum is σ = 2320351488. Its totient is φ = 181440000.

The previous prime is 709992869. The next prime is 709992901. The reversal of 709992900 is 9299907.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (709992901) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2619765 + ... + 2620035.

It is an arithmetic number, because the mean of its divisors is an integer number (10742368).

Almost surely, 2^709992900 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 709992900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1160175744).

709992900 is an abundant number, since it is smaller than the sum of its proper divisors (1610358588).

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

709992900 is a wasteful number, since it uses less digits than its factorization.

709992900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 91854, while the sum is 45.

The square root of 709992900 is about 26645.6919594894. The cubic root of 709992900 is about 892.1091667286.

It can be divided in two parts, 7099 and 92900, that added together give a palindrome (99999).

The spelling of 709992900 in words is "seven hundred nine million, nine hundred ninety-two thousand, nine hundred".