709525152 has 144 divisors (see below), whose sum is σ = 2338906752. Its totient is φ = 199825920.

The previous prime is 709525123. The next prime is 709525163. The reversal of 709525152 is 251525907.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140658 + ... + 145614.

It is an arithmetic number, because the mean of its divisors is an integer number (16242408).

Almost surely, 2^709525152 is an apocalyptic number.

709525152 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 709525152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1169453376).

709525152 is an abundant number, since it is smaller than the sum of its proper divisors (1629381600).

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

709525152 is a wasteful number, since it uses less digits than its factorization.

709525152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051 (or 5040 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 709525152 is about 26636.9133346940. The cubic root of 709525152 is about 891.9132145587.

The spelling of 709525152 in words is "seven hundred nine million, five hundred twenty-five thousand, one hundred fifty-two".