83563695 has 12 divisors (see below), whose sum is σ = 144843816. Its totient is φ = 44567280.

The previous prime is 83563679. The next prime is 83563741. The reversal of 83563695 is 59636538.

83563695 is a `hidden beast` number, since 8 + 3 + 5 + 636 + 9 + 5 = 666.

It is not a de Polignac number, because 83563695 - 2⁴ = 83563679 is a prime.

It is a super-2 number, since 2×83563695² = 13965782244106050, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1856971 = 83563695 / (8 + 3 + 5 + 6 + 3 + 6 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 83563695.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 928441 + ... + 928530.

It is an arithmetic number, because the mean of its divisors is an integer number (12070318).

Almost surely, 2^83563695 is an apocalyptic number.

83563695 is a deficient number, since it is larger than the sum of its proper divisors (61280121).

83563695 is a wasteful number, since it uses less digits than its factorization.

83563695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856982 (or 1856979 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 83563695 is about 9141.3180121906. The cubic root of 83563695 is about 437.1923409775.

The spelling of 83563695 in words is "eighty-three million, five hundred sixty-three thousand, six hundred ninety-five".