9625561 has 8 divisors (see below), whose sum is σ = 10645344. Its totient is φ = 8629920.

The previous prime is 9625501. The next prime is 9625579. The reversal of 9625561 is 1655269.

It is a happy number.

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 9625561 - 2¹³ = 9617369 is a prime.

It is a Duffinian number.

9625561 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9625501) 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, 5191 + ... + 6796.

It is an arithmetic number, because the mean of its divisors is an integer number (1330668).

Almost surely, 2^9625561 is an apocalyptic number.

It is an amenable number.

9625561 is a deficient number, since it is larger than the sum of its proper divisors (1019783).

9625561 is a wasteful number, since it uses less digits than its factorization.

9625561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12071.

The product of its digits is 16200, while the sum is 34.

The square root of 9625561 is about 3102.5088235169. The cubic root of 9625561 is about 212.7201759443.

The spelling of 9625561 in words is "nine million, six hundred twenty-five thousand, five hundred sixty-one".