3455778 has 8 divisors (see below), whose sum is σ = 6911568. Its totient is φ = 1151924.

The previous prime is 3455761. The next prime is 3455791. The reversal of 3455778 is 8775543.

3455778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

3455778 is an admirable number.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287976 + ... + 287987.

It is an arithmetic number, because the mean of its divisors is an integer number (863946).

Almost surely, 2^3455778 is an apocalyptic number.

3455778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3455778 is a wasteful number, since it uses less digits than its factorization.

3455778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575968.

The product of its digits is 117600, while the sum is 39.

The square root of 3455778 is about 1858.9722967274. The cubic root of 3455778 is about 151.1872886209.

The spelling of 3455778 in words is "three million, four hundred fifty-five thousand, seven hundred seventy-eight".