9490549 has 4 divisors (see below), whose sum is σ = 9496864. Its totient is φ = 9484236.

The previous prime is 9490543. The next prime is 9490553. The reversal of 9490549 is 9450949.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9450949 = 2657 ⋅3557.

It is a cyclic number.

It is not a de Polignac number, because 9490549 - 2³ = 9490541 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9490541) 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, 544 + ... + 4390.

It is an arithmetic number, because the mean of its divisors is an integer number (2374216).

Almost surely, 2^9490549 is an apocalyptic number.

It is an amenable number.

9490549 is a deficient number, since it is larger than the sum of its proper divisors (6315).

9490549 is a wasteful number, since it uses less digits than its factorization.

9490549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6314.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 9490549 is about 3080.6734653319. The cubic root of 9490549 is about 211.7209229821.

The spelling of 9490549 in words is "nine million, four hundred ninety thousand, five hundred forty-nine".