9621612 has 192 divisors, whose sum is σ = 33868800. Its totient is φ = 2280960.

The previous prime is 9621589. The next prime is 9621617. The reversal of 9621612 is 2161269.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (9621617) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 108064 + ... + 108152.

It is an arithmetic number, because the mean of its divisors is an integer number (176400).

Almost surely, 2^9621612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9621612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16934400).

9621612 is an abundant number, since it is smaller than the sum of its proper divisors (24247188).

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

9621612 is a wasteful number, since it uses less digits than its factorization.

9621612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 125 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 9621612 is about 3101.8723377986. The cubic root of 9621612 is about 212.6910816443.

The spelling of 9621612 in words is "nine million, six hundred twenty-one thousand, six hundred twelve".