1700042085 has 24 divisors (see below), whose sum is σ = 3367703040. Its totient is φ = 777161952.

The previous prime is 1700042083. The next prime is 1700042087. The reversal of 1700042085 is 5802400071.

It is an interprime number because it is at equal distance from previous prime (1700042083) and next prime (1700042087).

It is not a de Polignac number, because 1700042085 - 2¹ = 1700042083 is a prime.

It is a super-2 number, since 2×1700042085² = 5780286181542294450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1700042083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2698165 + ... + 2698794.

It is an arithmetic number, because the mean of its divisors is an integer number (140320960).

Almost surely, 2^1700042085 is an apocalyptic number.

1700042085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1700042085 is a deficient number, since it is larger than the sum of its proper divisors (1667660955).

1700042085 is a wasteful number, since it uses less digits than its factorization.

1700042085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396977 (or 5396974 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 1700042085 is about 41231.5666086071. The cubic root of 1700042085 is about 1193.4930404226.

The spelling of 1700042085 in words is "one billion, seven hundred million, forty-two thousand, eighty-five".