695493216 has 288 divisors, whose sum is σ = 2298336768. Its totient is φ = 205079040.

The previous prime is 695493187. The next prime is 695493217. The reversal of 695493216 is 612394596.

695493216 is a `hidden beast` number, since 69 + 549 + 32 + 16 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695493217) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4020106 + ... + 4020278.

It is an arithmetic number, because the mean of its divisors is an integer number (7980336).

Almost surely, 2^695493216 is an apocalyptic number.

695493216 is a gapful number since it is divisible by the number (66) 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 695493216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1149168384).

695493216 is an abundant number, since it is smaller than the sum of its proper divisors (1602843552).

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

695493216 is a wasteful number, since it uses less digits than its factorization.

695493216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 236 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 695493216 is about 26372.2053685315. The cubic root of 695493216 is about 885.9943778550.

The spelling of 695493216 in words is "six hundred ninety-five million, four hundred ninety-three thousand, two hundred sixteen".