695484257 has 8 divisors (see below), whose sum is σ = 750105384. Its totient is φ = 641023488.

The previous prime is 695484253. The next prime is 695484311. The reversal of 695484257 is 752484596.

It can be written as a sum of positive squares in 4 ways, for example, as 74926336 + 620557921 = 8656^2 + 24911^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 695484257 - 2² = 695484253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (695484253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30998 + ... + 48495.

It is an arithmetic number, because the mean of its divisors is an integer number (93763173).

Almost surely, 2^695484257 is an apocalyptic number.

It is an amenable number.

695484257 is a deficient number, since it is larger than the sum of its proper divisors (54621127).

695484257 is a wasteful number, since it uses less digits than its factorization.

695484257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80179.

The product of its digits is 2419200, while the sum is 50.

The square root of 695484257 is about 26372.0355111243. The cubic root of 695484257 is about 885.9905735247.

The spelling of 695484257 in words is "six hundred ninety-five million, four hundred eighty-four thousand, two hundred fifty-seven".