3894573311 has 4 divisors (see below), whose sum is σ = 3895212624. Its totient is φ = 3893934000.

The previous prime is 3894573281. The next prime is 3894573329. The reversal of 3894573311 is 1133754983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1133754983 = 1483 ⋅764501.

It is a cyclic number.

It is not a de Polignac number, because 3894573311 - 2⁶ = 3894573247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894573341) 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, 310430 + ... + 322731.

It is an arithmetic number, because the mean of its divisors is an integer number (973803156).

Almost surely, 2^3894573311 is an apocalyptic number.

3894573311 is a deficient number, since it is larger than the sum of its proper divisors (639313).

3894573311 is an equidigital number, since it uses as much as digits as its factorization.

3894573311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639312.

The product of its digits is 272160, while the sum is 44.

The square root of 3894573311 is about 62406.5165747937. The cubic root of 3894573311 is about 1573.3304974822.

The spelling of 3894573311 in words is "three billion, eight hundred ninety-four million, five hundred seventy-three thousand, three hundred eleven".