3328945837 has 4 divisors (see below), whose sum is σ = 3804509536. Its totient is φ = 2853382140.

The previous prime is 3328945817. The next prime is 3328945859. The reversal of 3328945837 is 7385498233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7385498233 = 313 ⋅23595841.

It is not a de Polignac number, because 3328945837 - 2²⁷ = 3194728109 is a prime.

It is a super-2 number, since 2×3328945837² = 22163760771359261138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3328945817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237781839 + ... + 237781852.

It is an arithmetic number, because the mean of its divisors is an integer number (951127384).

Almost surely, 2^3328945837 is an apocalyptic number.

It is an amenable number.

3328945837 is a deficient number, since it is larger than the sum of its proper divisors (475563699).

3328945837 is an equidigital number, since it uses as much as digits as its factorization.

3328945837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475563698.

The product of its digits is 4354560, while the sum is 52.

The square root of 3328945837 is about 57697.0175745679. The cubic root of 3328945837 is about 1493.1458895201.

The spelling of 3328945837 in words is "three billion, three hundred twenty-eight million, nine hundred forty-five thousand, eight hundred thirty-seven".