9661546 has 8 divisors (see below), whose sum is σ = 14730084. Its totient is φ = 4751520.

The previous prime is 9661537. The next prime is 9661567. The reversal of 9661546 is 6451669.

9661546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8185321 + 1476225 = 2861^2 + 1215^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×9661546² = 186690942220232, which contains 22 as substring.

It is an Ulam number.

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, 39475 + ... + 39718.

Almost surely, 2^9661546 is an apocalyptic number.

9661546 is a deficient number, since it is larger than the sum of its proper divisors (5068538).

9661546 is a wasteful number, since it uses less digits than its factorization.

9661546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79256.

The product of its digits is 38880, while the sum is 37.

The square root of 9661546 is about 3108.3027523071. The cubic root of 9661546 is about 212.9849299072.

The spelling of 9661546 in words is "nine million, six hundred sixty-one thousand, five hundred forty-six".