695740320 has 288 divisors, whose sum is σ = 2678598720. Its totient is φ = 168664320.

The previous prime is 695740313. The next prime is 695740321. The reversal of 695740320 is 23047596.

695740320 is a `hidden beast` number, since 69 + 574 + 0 + 3 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695740321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 63249115 + ... + 63249125.

It is an arithmetic number, because the mean of its divisors is an integer number (9300690).

Almost surely, 2^695740320 is an apocalyptic number.

695740320 is a gapful number since it is divisible by the number (60) 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 695740320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1339299360).

695740320 is an abundant number, since it is smaller than the sum of its proper divisors (1982858400).

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

695740320 is an frugal number, since it uses more digits than its factorization.

695740320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 695740320 is about 26376.8898848973. The cubic root of 695740320 is about 886.0992946854.

The spelling of 695740320 in words is "six hundred ninety-five million, seven hundred forty thousand, three hundred twenty".