695620197 has 16 divisors (see below), whose sum is σ = 1045932480. Its totient is φ = 456824016.

The previous prime is 695620193. The next prime is 695620213. The reversal of 695620197 is 791026596.

It is a happy number.

695620197 is a `hidden beast` number, since 6 + 9 + 5 + 620 + 19 + 7 = 666.

695620197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 695620197 - 2² = 695620193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695620193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190458 + ... + 194075.

It is an arithmetic number, because the mean of its divisors is an integer number (65370780).

Almost surely, 2^695620197 is an apocalyptic number.

695620197 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

695620197 is a deficient number, since it is larger than the sum of its proper divisors (350312283).

695620197 is a wasteful number, since it uses less digits than its factorization.

695620197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384609 (or 384603 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 695620197 is about 26374.6127364934. The cubic root of 695620197 is about 886.0482952781.

The spelling of 695620197 in words is "six hundred ninety-five million, six hundred twenty thousand, one hundred ninety-seven".