2452549 has 6 divisors (see below), whose sum is σ = 2695910. Its totient is φ = 2229480.

The previous prime is 2452543. The next prime is 2452561. The reversal of 2452549 is 9452542.

It can be written as a sum of positive squares in only one way, i.e., 2304324 + 148225 = 1518^2 + 385^2 .

It is not a de Polignac number, because 2452549 - 2⁵ = 2452517 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2452549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2452543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10014 + ... + 10255.

2^2452549 is an apocalyptic number.

It is an amenable number.

2452549 is a deficient number, since it is larger than the sum of its proper divisors (243361).

2452549 is a wasteful number, since it uses less digits than its factorization.

2452549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20291 (or 20280 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 2452549 is about 1566.0616207544. The cubic root of 2452549 is about 134.8567112504.

The spelling of 2452549 in words is "two million, four hundred fifty-two thousand, five hundred forty-nine".