3455641 has 16 divisors (see below), whose sum is σ = 4250880. Its totient is φ = 2741760.

The previous prime is 3455633. The next prime is 3455719. The reversal of 3455641 is 1465543.

It is not a de Polignac number, because 3455641 - 2³ = 3455633 is a prime.

It is a Duffinian number.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 8245 + ... + 8653.

It is an arithmetic number, because the mean of its divisors is an integer number (265680).

Almost surely, 2^3455641 is an apocalyptic number.

3455641 is the 994-th nonagonal number.

It is an amenable number.

3455641 is a deficient number, since it is larger than the sum of its proper divisors (795239).

3455641 is a wasteful number, since it uses less digits than its factorization.

3455641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504.

The product of its digits is 7200, while the sum is 28.

The square root of 3455641 is about 1858.9354480455. The cubic root of 3455641 is about 151.1852907175.

It can be divided in two parts, 3455 and 641, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3455641 in words is "three million, four hundred fifty-five thousand, six hundred forty-one".