3867053642 has 8 divisors (see below), whose sum is σ = 5895672132. Its totient is φ = 1901829600.

The previous prime is 3867053623. The next prime is 3867053647. The reversal of 3867053642 is 2463507683.

It can be written as a sum of positive squares in 2 ways, for example, as 3023790121 + 843263521 = 54989^2 + 29039^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 3867053593 and 3867053602.

It is not an unprimeable number, because it can be changed into a prime (3867053647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15848459 + ... + 15848702.

Almost surely, 2^3867053642 is an apocalyptic number.

3867053642 is a deficient number, since it is larger than the sum of its proper divisors (2028618490).

3867053642 is a wasteful number, since it uses less digits than its factorization.

3867053642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31697224.

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 3867053642 is about 62185.6385510352. The cubic root of 3867053642 is about 1569.6159340203.

The spelling of 3867053642 in words is "three billion, eight hundred sixty-seven million, fifty-three thousand, six hundred forty-two".