3455121 has 8 divisors (see below), whose sum is σ = 4617184. Its totient is φ = 2298240.

The previous prime is 3455113. The next prime is 3455141. The reversal of 3455121 is 1215543.

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

It is not a de Polignac number, because 3455121 - 2³ = 3455113 is a prime.

It is a super-2 number, since 2×3455121² = 23875722249282, which contains 22 as substring.

It is a Duffinian number.

3455121 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3455141) 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, 705 + ... + 2721.

It is an arithmetic number, because the mean of its divisors is an integer number (577148).

Almost surely, 2^3455121 is an apocalyptic number.

It is an amenable number.

3455121 is a deficient number, since it is larger than the sum of its proper divisors (1162063).

3455121 is a wasteful number, since it uses less digits than its factorization.

3455121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591.

The product of its digits is 600, while the sum is 21.

The square root of 3455121 is about 1858.7955777869. The cubic root of 3455121 is about 151.1777069537.

It can be divided in two parts, 34 and 55121, that added together give a palindrome (55155).

The spelling of 3455121 in words is "three million, four hundred fifty-five thousand, one hundred twenty-one".