5249449 has 8 divisors (see below), whose sum is σ = 5420168. Its totient is φ = 5080320.

The previous prime is 5249441. The next prime is 5249473. The reversal of 5249449 is 9449425.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 105625 + 5143824 = 325^2 + 2268^2 .

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 5249449 - 2³ = 5249441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

5249449 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5249441) 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, 12259 + ... + 12679.

It is an arithmetic number, because the mean of its divisors is an integer number (677521).

Almost surely, 2^5249449 is an apocalyptic number.

It is an amenable number.

5249449 is a deficient number, since it is larger than the sum of its proper divisors (170719).

5249449 is a wasteful number, since it uses less digits than its factorization.

5249449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795.

The product of its digits is 51840, while the sum is 37.

The square root of 5249449 is about 2291.1676062654. The cubic root of 5249449 is about 173.7952517437.

The spelling of 5249449 in words is "five million, two hundred forty-nine thousand, four hundred forty-nine".