3398561 has 8 divisors (see below), whose sum is σ = 3604224. Its totient is φ = 3198960.

The previous prime is 3398543. The next prime is 3398573. The reversal of 3398561 is 1658933.

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

It is a cyclic number.

It is not a de Polignac number, because 3398561 - 2⁶ = 3398497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3398581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335 + ... + 2628.

It is an arithmetic number, because the mean of its divisors is an integer number (450528).

Almost surely, 2^3398561 is an apocalyptic number.

3398561 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3398561 is a deficient number, since it is larger than the sum of its proper divisors (205663).

3398561 is a wasteful number, since it uses less digits than its factorization.

3398561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3031.

The product of its digits is 19440, while the sum is 35.

The square root of 3398561 is about 1843.5186465018. The cubic root of 3398561 is about 150.3482427395.

The spelling of 3398561 in words is "three million, three hundred ninety-eight thousand, five hundred sixty-one".