8961632 has 24 divisors (see below), whose sum is σ = 17936352. Its totient is φ = 4406400.

The previous prime is 8961619. The next prime is 8961661. The reversal of 8961632 is 2361698.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 8961592 and 8961601.

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, 344 + ... + 4247.

It is an arithmetic number, because the mean of its divisors is an integer number (747348).

Almost surely, 2^8961632 is an apocalyptic number.

It is an amenable number.

8961632 is an abundant number, since it is smaller than the sum of its proper divisors (8974720).

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

8961632 is a wasteful number, since it uses less digits than its factorization.

8961632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4662 (or 4654 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 8961632 is about 2993.5985034737. The cubic root of 8961632 is about 207.7123736513.

The spelling of 8961632 in words is "eight million, nine hundred sixty-one thousand, six hundred thirty-two".