3455391 has 8 divisors (see below), whose sum is σ = 4676224. Its totient is φ = 2269080.

The previous prime is 3455383. The next prime is 3455407. The reversal of 3455391 is 1935543.

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

It is not a de Polignac number, because 3455391 - 2³ = 3455383 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455371) 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, 8395 + ... + 8796.

It is an arithmetic number, because the mean of its divisors is an integer number (584528).

Almost surely, 2^3455391 is an apocalyptic number.

3455391 is a deficient number, since it is larger than the sum of its proper divisors (1220833).

3455391 is a wasteful number, since it uses less digits than its factorization.

3455391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17261.

The product of its digits is 8100, while the sum is 30.

The square root of 3455391 is about 1858.8682040424. The cubic root of 3455391 is about 151.1816447722.

The spelling of 3455391 in words is "three million, four hundred fifty-five thousand, three hundred ninety-one".