1698147028 has 12 divisors (see below), whose sum is σ = 3009375040. Its totient is φ = 838325592.

The previous prime is 1698146999. The next prime is 1698147041. The reversal of 1698147028 is 8207418961.

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 in 3 ways as a sum of consecutive naturals, for example, 2686626 + ... + 2687257.

Almost surely, 2^1698147028 is an apocalyptic number.

It is an amenable number.

1698147028 is a deficient number, since it is larger than the sum of its proper divisors (1311228012).

1698147028 is a wasteful number, since it uses less digits than its factorization.

1698147028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5373966 (or 5373964 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 1698147028 is about 41208.5795435853. The cubic root of 1698147028 is about 1193.0494086096.

It can be divided in two parts, 16981 and 47028, that added together give a square (64009 = 253²).

The spelling of 1698147028 in words is "one billion, six hundred ninety-eight million, one hundred forty-seven thousand, twenty-eight".