695841998 has 4 divisors (see below), whose sum is σ = 1043763000. Its totient is φ = 347920998.

The previous prime is 695841989. The next prime is 695842009. The reversal of 695841998 is 899148596.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173960498 + ... + 173960501.

It is an arithmetic number, because the mean of its divisors is an integer number (260940750).

Almost surely, 2^695841998 is an apocalyptic number.

695841998 is a deficient number, since it is larger than the sum of its proper divisors (347921002).

695841998 is a wasteful number, since it uses less digits than its factorization.

695841998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347921001.

The product of its digits is 5598720, while the sum is 59.

The square root of 695841998 is about 26378.8172213994. The cubic root of 695841998 is about 886.1424584985.

The spelling of 695841998 in words is "six hundred ninety-five million, eight hundred forty-one thousand, nine hundred ninety-eight".