1700898138 has 24 divisors (see below), whose sum is σ = 3747744000. Its totient is φ = 557356104.

The previous prime is 1700898119. The next prime is 1700898149. The reversal of 1700898138 is 8318980071.

It is a junction number, because it is equal to n+sod(n) for n = 1700898093 and 1700898102.

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, 799738 + ... + 801861.

It is an arithmetic number, because the mean of its divisors is an integer number (156156000).

Almost surely, 2^1700898138 is an apocalyptic number.

1700898138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1700898138 is an abundant number, since it is smaller than the sum of its proper divisors (2046845862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1700898138 is a wasteful number, since it uses less digits than its factorization.

1700898138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601666 (or 1601663 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 45.

The square root of 1700898138 is about 41241.9463410737. The cubic root of 1700898138 is about 1193.6933338671.

The spelling of 1700898138 in words is "one billion, seven hundred million, eight hundred ninety-eight thousand, one hundred thirty-eight".