3328147 has 4 divisors (see below), whose sum is σ = 3346920. Its totient is φ = 3309376.

The previous prime is 3328139. The next prime is 3328153. The reversal of 3328147 is 7418233.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3328147 - 2³ = 3328139 is a prime.

It is a super-2 number, since 2×3328147² = 22153124907218, which contains 22 as substring.

It is a Duffinian number.

3328147 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3328177) 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, 9118 + ... + 9475.

It is an arithmetic number, because the mean of its divisors is an integer number (836730).

Almost surely, 2^3328147 is an apocalyptic number.

3328147 is a deficient number, since it is larger than the sum of its proper divisors (18773).

3328147 is a wasteful number, since it uses less digits than its factorization.

3328147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18772.

The product of its digits is 4032, while the sum is 28.

The square root of 3328147 is about 1824.3209695665. The cubic root of 3328147 is about 149.3026444741.

The spelling of 3328147 in words is "three million, three hundred twenty-eight thousand, one hundred forty-seven".