698794144 has 24 divisors (see below), whose sum is σ = 1385657280. Its totient is φ = 346881216.

The previous prime is 698794133. The next prime is 698794153. The reversal of 698794144 is 441497896.

It is a junction number, because it is equal to n+sod(n) for n = 698794091 and 698794100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74104 + ... + 82999.

It is an arithmetic number, because the mean of its divisors is an integer number (57735720).

Almost surely, 2^698794144 is an apocalyptic number.

It is an amenable number.

698794144 is a deficient number, since it is larger than the sum of its proper divisors (686863136).

698794144 is a wasteful number, since it uses less digits than its factorization.

698794144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157252 (or 157244 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The square root of 698794144 is about 26434.7147516292. The cubic root of 698794144 is about 887.3938589986.

The spelling of 698794144 in words is "six hundred ninety-eight million, seven hundred ninety-four thousand, one hundred forty-four".