2726785258 has 4 divisors (see below), whose sum is σ = 4090177890. Its totient is φ = 1363392628.

The previous prime is 2726785249. The next prime is 2726785267. The reversal of 2726785258 is 8525876272.

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

It is an interprime number because it is at equal distance from previous prime (2726785249) and next prime (2726785267).

It can be written as a sum of positive squares in only one way, i.e., 2493703969 + 233081289 = 49937^2 + 15267^2 .

It is a super-2 number, since 2×2726785258² = 14870715686492253128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681696313 + ... + 681696316.

Almost surely, 2^2726785258 is an apocalyptic number.

2726785258 is a deficient number, since it is larger than the sum of its proper divisors (1363392632).

2726785258 is a wasteful number, since it uses less digits than its factorization.

2726785258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363392631.

The product of its digits is 3763200, while the sum is 52.

The square root of 2726785258 is about 52218.6294151809. The cubic root of 2726785258 is about 1397.0661790083.

The spelling of 2726785258 in words is "two billion, seven hundred twenty-six million, seven hundred eighty-five thousand, two hundred fifty-eight".