3454989 has 8 divisors (see below), whose sum is σ = 4675680. Its totient is φ = 2268816.

The previous prime is 3454987. The next prime is 3454993. The reversal of 3454989 is 9894543.

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

It is not a de Polignac number, because 3454989 - 2¹ = 3454987 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

3454989 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3454989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3454987) 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, 8394 + ... + 8795.

It is an arithmetic number, because the mean of its divisors is an integer number (584460).

Almost surely, 2^3454989 is an apocalyptic number.

It is an amenable number.

3454989 is a deficient number, since it is larger than the sum of its proper divisors (1220691).

3454989 is a wasteful number, since it uses less digits than its factorization.

3454989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17259.

The product of its digits is 155520, while the sum is 42.

The square root of 3454989 is about 1858.7600705847. The cubic root of 3454989 is about 151.1757817234.

The spelling of 3454989 in words is "three million, four hundred fifty-four thousand, nine hundred eighty-nine".