3555845 has 8 divisors (see below), whose sum is σ = 4294176. Its totient is φ = 2826576.

The previous prime is 3555833. The next prime is 3555857. The reversal of 3555845 is 5485553.

It is an interprime number because it is at equal distance from previous prime (3555833) and next prime (3555857).

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 3555845 - 2⁴ = 3555829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1367 + ... + 2996.

It is an arithmetic number, because the mean of its divisors is an integer number (536772).

Almost surely, 2^3555845 is an apocalyptic number.

It is an amenable number.

3555845 is a deficient number, since it is larger than the sum of its proper divisors (738331).

3555845 is a wasteful number, since it uses less digits than its factorization.

3555845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4531.

The product of its digits is 60000, while the sum is 35.

The square root of 3555845 is about 1885.6948321507. The cubic root of 3555845 is about 152.6327072011.

The spelling of 3555845 in words is "three million, five hundred fifty-five thousand, eight hundred forty-five".