9087249 has 4 divisors (see below), whose sum is σ = 12116336. Its totient is φ = 6058164.

The previous prime is 9087241. The next prime is 9087257. The reversal of 9087249 is 9427809.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (9087241) and next prime (9087257).

It is not a de Polignac number, because 9087249 - 2³ = 9087241 is a prime.

It is an Ulam number.

It is a Duffinian number.

9087249 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9087241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514539 + ... + 1514544.

It is an arithmetic number, because the mean of its divisors is an integer number (3029084).

Almost surely, 2^9087249 is an apocalyptic number.

It is an amenable number.

9087249 is a deficient number, since it is larger than the sum of its proper divisors (3029087).

9087249 is a wasteful number, since it uses less digits than its factorization.

9087249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029086.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 9087249 is about 3014.5064272614. The cubic root of 9087249 is about 208.6783893877.

The spelling of 9087249 in words is "nine million, eighty-seven thousand, two hundred forty-nine".