709854156 has 72 divisors (see below), whose sum is σ = 2005265808. Its totient is φ = 209856000.

The previous prime is 709854149. The next prime is 709854161. The reversal of 709854156 is 651458907.

709854156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5625 + ... + 38096.

It is an arithmetic number, because the mean of its divisors is an integer number (27850914).

Almost surely, 2^709854156 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 709854156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1002632904).

709854156 is an abundant number, since it is smaller than the sum of its proper divisors (1295411652).

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

709854156 is a wasteful number, since it uses less digits than its factorization.

709854156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43783 (or 43778 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 709854156 is about 26643.0883345006. The cubic root of 709854156 is about 892.0510521298.

The spelling of 709854156 in words is "seven hundred nine million, eight hundred fifty-four thousand, one hundred fifty-six".