3357561 has 8 divisors (see below), whose sum is σ = 4490080. Its totient is φ = 2231712.

The previous prime is 3357559. The next prime is 3357577. The reversal of 3357561 is 1657533.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3357561 - 2¹ = 3357559 is a prime.

It is a super-2 number, since 2×3357561² = 22546431737442, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3357511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340 + ... + 2613.

It is an arithmetic number, because the mean of its divisors is an integer number (561260).

Almost surely, 2^3357561 is an apocalyptic number.

It is an amenable number.

3357561 is a deficient number, since it is larger than the sum of its proper divisors (1132519).

3357561 is a wasteful number, since it uses less digits than its factorization.

3357561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335.

The product of its digits is 9450, while the sum is 30.

The square root of 3357561 is about 1832.3648654130. The cubic root of 3357561 is about 149.7411981787.

The spelling of 3357561 in words is "three million, three hundred fifty-seven thousand, five hundred sixty-one".