9660156 has 36 divisors (see below), whose sum is σ = 24779496. Its totient is φ = 2926880.

The previous prime is 9660139. The next prime is 9660173. The reversal of 9660156 is 6510669.

It is an interprime number because it is at equal distance from previous prime (9660139) and next prime (9660173).

It is a super-2 number, since 2×9660156² = 186637227888672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a nialpdrome in base 5.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1875 + ... + 4778.

Almost surely, 2^9660156 is an apocalyptic number.

It is an amenable number.

9660156 is an abundant number, since it is smaller than the sum of its proper divisors (15119340).

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

9660156 is a wasteful number, since it uses less digits than its factorization.

9660156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6682 (or 6669 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 9660156 is about 3108.0791495713. The cubic root of 9660156 is about 212.9747154187.

The spelling of 9660156 in words is "nine million, six hundred sixty thousand, one hundred fifty-six".