9601555 has 16 divisors (see below), whose sum is σ = 12211200. Its totient is φ = 7227360.

The previous prime is 9601547. The next prime is 9601561. The reversal of 9601555 is 5551069.

It is a happy number.

It is not a de Polignac number, because 9601555 - 2³ = 9601547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19806 + ... + 20284.

It is an arithmetic number, because the mean of its divisors is an integer number (763200).

Almost surely, 2^9601555 is an apocalyptic number.

9601555 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

9601555 is a deficient number, since it is larger than the sum of its proper divisors (2609645).

9601555 is a wasteful number, since it uses less digits than its factorization.

9601555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714.

The product of its (nonzero) digits is 6750, while the sum is 31.

The square root of 9601555 is about 3098.6376038511. The cubic root of 9601555 is about 212.5431884536.

It can be divided in two parts, 96015 and 55, that multiplied together give a palindrome (5280825).

The spelling of 9601555 in words is "nine million, six hundred one thousand, five hundred fifty-five".