5449145 has 8 divisors (see below), whose sum is σ = 7042056. Its totient is φ = 4023936.

The previous prime is 5449123. The next prime is 5449151. The reversal of 5449145 is 5419445.

It can be written as a sum of positive squares in 4 ways, for example, as 80656 + 5368489 = 284^2 + 2317^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5449145 - 2⁸ = 5448889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41852 + ... + 41981.

It is an arithmetic number, because the mean of its divisors is an integer number (880257).

Almost surely, 2^5449145 is an apocalyptic number.

It is an amenable number.

5449145 is a deficient number, since it is larger than the sum of its proper divisors (1592911).

5449145 is a wasteful number, since it uses less digits than its factorization.

5449145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83851.

The product of its digits is 14400, while the sum is 32.

The square root of 5449145 is about 2334.3403779226. The cubic root of 5449145 is about 175.9716832026.

The spelling of 5449145 in words is "five million, four hundred forty-nine thousand, one hundred forty-five".