2085555674 has 4 divisors (see below), whose sum is σ = 3128333514. Its totient is φ = 1042777836.

The previous prime is 2085555649. The next prime is 2085555679. The reversal of 2085555674 is 4765555802.

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

It can be written as a sum of positive squares in only one way, i.e., 1471259449 + 614296225 = 38357^2 + 24785^2 .

It is not an unprimeable number, because it can be changed into a prime (2085555679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521388917 + ... + 521388920.

Almost surely, 2^2085555674 is an apocalyptic number.

2085555674 is a deficient number, since it is larger than the sum of its proper divisors (1042777840).

2085555674 is a wasteful number, since it uses less digits than its factorization.

2085555674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042777839.

The product of its (nonzero) digits is 1680000, while the sum is 47.

The square root of 2085555674 is about 45667.8844922775. The cubic root of 2085555674 is about 1277.6363594372.

The spelling of 2085555674 in words is "two billion, eighty-five million, five hundred fifty-five thousand, six hundred seventy-four".