3375661 has 4 divisors (see below), whose sum is σ = 3426112. Its totient is φ = 3325212.

The previous prime is 3375613. The next prime is 3375667. The reversal of 3375661 is 1665733.

3375661 is nontrivially palindromic in base 12.

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: 1665733 = 113 ⋅14741.

It is a cyclic number.

It is not a de Polignac number, because 3375661 - 2⁹ = 3375149 is a prime.

It is a super-2 number, since 2×3375661² = 22790174373842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3375667) 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, 25125 + ... + 25258.

It is an arithmetic number, because the mean of its divisors is an integer number (856528).

Almost surely, 2^3375661 is an apocalyptic number.

It is an amenable number.

3375661 is a deficient number, since it is larger than the sum of its proper divisors (50451).

3375661 is an equidigital number, since it uses as much as digits as its factorization.

3375661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50450.

The product of its digits is 11340, while the sum is 31.

The square root of 3375661 is about 1837.2971996931. The cubic root of 3375661 is about 150.0097919534.

The spelling of 3375661 in words is "three million, three hundred seventy-five thousand, six hundred sixty-one".