9551616 has 36 divisors (see below), whose sum is σ = 25423272. Its totient is φ = 3183616.

The previous prime is 9551599. The next prime is 9551621. The reversal of 9551616 is 6161559.

It is a super-2 number, since 2×9551616² = 182466736422912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5451 + ... + 6986.

It is an arithmetic number, because the mean of its divisors is an integer number (706202).

Almost surely, 2^9551616 is an apocalyptic number.

9551616 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9551616 is an abundant number, since it is smaller than the sum of its proper divisors (15871656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9551616 is a wasteful number, since it uses less digits than its factorization.

9551616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12456 (or 12442 counting only the distinct ones).

The product of its digits is 8100, while the sum is 33.

The square root of 9551616 is about 3090.5688796725. The cubic root of 9551616 is about 212.1740590225.

The spelling of 9551616 in words is "nine million, five hundred fifty-one thousand, six hundred sixteen".