3627728042 has 8 divisors (see below), whose sum is σ = 5442014532. Its totient is φ = 1813723200.

The previous prime is 3627727991. The next prime is 3627728051. The reversal of 3627728042 is 2408277263.

It can be written as a sum of positive squares in 2 ways, for example, as 2787945601 + 839782441 = 52801^2 + 28979^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×3627728042³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34559 + ... + 91922.

Almost surely, 2^3627728042 is an apocalyptic number.

3627728042 is a deficient number, since it is larger than the sum of its proper divisors (1814286490).

3627728042 is a wasteful number, since it uses less digits than its factorization.

3627728042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140824.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 3627728042 is about 60230.6237888999. The cubic root of 3627728042 is about 1536.5436683695.

The spelling of 3627728042 in words is "three billion, six hundred twenty-seven million, seven hundred twenty-eight thousand, forty-two".