3894491355 has 32 divisors (see below), whose sum is σ = 6299961600. Its totient is φ = 2054263680.

The previous prime is 3894491329. The next prime is 3894491369. The reversal of 3894491355 is 5531944983.

It is not a de Polignac number, because 3894491355 - 2⁵ = 3894491323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3894491298 and 3894491307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512121 + ... + 519669.

It is an arithmetic number, because the mean of its divisors is an integer number (196873800).

Almost surely, 2^3894491355 is an apocalyptic number.

3894491355 is a deficient number, since it is larger than the sum of its proper divisors (2405470245).

3894491355 is a wasteful number, since it uses less digits than its factorization.

3894491355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7931.

The product of its digits is 2332800, while the sum is 51.

The square root of 3894491355 is about 62405.8599411946. The cubic root of 3894491355 is about 1573.3194612045.

The spelling of 3894491355 in words is "three billion, eight hundred ninety-four million, four hundred ninety-one thousand, three hundred fifty-five".