2086244558 has 4 divisors (see below), whose sum is σ = 3129366840. Its totient is φ = 1043122278.

The previous prime is 2086244551. The next prime is 2086244569. The reversal of 2086244558 is 8554426802.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086244551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521561138 + ... + 521561141.

It is an arithmetic number, because the mean of its divisors is an integer number (782341710).

Almost surely, 2^2086244558 is an apocalyptic number.

2086244558 is a deficient number, since it is larger than the sum of its proper divisors (1043122282).

2086244558 is a wasteful number, since it uses less digits than its factorization.

2086244558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043122281.

The product of its (nonzero) digits is 614400, while the sum is 44.

The square root of 2086244558 is about 45675.4261939612. The cubic root of 2086244558 is about 1277.7770168117. Note that the first 3 decimals are identical.

It can be divided in two parts, 2086244 and 558, that added together give a palindrome (2086802).

The spelling of 2086244558 in words is "two billion, eighty-six million, two hundred forty-four thousand, five hundred fifty-eight".