3643474155 has 8 divisors (see below), whose sum is σ = 5829558672. Its totient is φ = 1943186208.

The previous prime is 3643474139. The next prime is 3643474201. The reversal of 3643474155 is 5514743463.

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

It is not a de Polignac number, because 3643474155 - 2⁴ = 3643474139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121449124 + ... + 121449153.

It is an arithmetic number, because the mean of its divisors is an integer number (728694834).

Almost surely, 2^3643474155 is an apocalyptic number.

3643474155 is a deficient number, since it is larger than the sum of its proper divisors (2186084517).

3643474155 is a wasteful number, since it uses less digits than its factorization.

3643474155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242898285.

The product of its digits is 604800, while the sum is 42.

The square root of 3643474155 is about 60361.1974284805. The cubic root of 3643474155 is about 1538.7635765021.

The spelling of 3643474155 in words is "three billion, six hundred forty-three million, four hundred seventy-four thousand, one hundred fifty-five".