705099030 has 64 divisors (see below), whose sum is σ = 1758744576. Its totient is φ = 180720000.

The previous prime is 705099023. The next prime is 705099049. The reversal of 705099030 is 30990507.

It is a junction number, because it is equal to n+sod(n) for n = 705098982 and 705099000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137920 + ... + 142940.

It is an arithmetic number, because the mean of its divisors is an integer number (27480384).

Almost surely, 2^705099030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 705099030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879372288).

705099030 is an abundant number, since it is smaller than the sum of its proper divisors (1053645546).

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

705099030 is a wasteful number, since it uses less digits than its factorization.

705099030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5213.

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 705099030 is about 26553.7008720065. The cubic root of 705099030 is about 890.0547161580.

The spelling of 705099030 in words is "seven hundred five million, ninety-nine thousand, thirty".