2070998285 has 4 divisors (see below), whose sum is σ = 2485197948. Its totient is φ = 1656798624.

The previous prime is 2070998243. The next prime is 2070998291. The reversal of 2070998285 is 5828990702.

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

It can be written as a sum of positive squares in 2 ways, for example, as 409131529 + 1661866756 = 20227^2 + 40766^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2070998285 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207099824 + ... + 207099833.

It is an arithmetic number, because the mean of its divisors is an integer number (621299487).

Almost surely, 2^2070998285 is an apocalyptic number.

It is an amenable number.

2070998285 is a deficient number, since it is larger than the sum of its proper divisors (414199663).

2070998285 is an equidigital number, since it uses as much as digits as its factorization.

2070998285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414199662.

The product of its (nonzero) digits is 725760, while the sum is 50.

The square root of 2070998285 is about 45508.2221691861. Note that the first 3 decimals coincide. The cubic root of 2070998285 is about 1274.6567390692.

The spelling of 2070998285 in words is "two billion, seventy million, nine hundred ninety-eight thousand, two hundred eighty-five".