9661494 has 16 divisors (see below), whose sum is σ = 19353600. Its totient is φ = 3215400.

The previous prime is 9661489. The next prime is 9661507. The reversal of 9661494 is 4941669.

9661494 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6207 + ... + 7605.

It is an arithmetic number, because the mean of its divisors is an integer number (1209600).

Almost surely, 2^9661494 is an apocalyptic number.

9661494 is an abundant number, since it is smaller than the sum of its proper divisors (9692106).

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

9661494 is a wasteful number, since it uses less digits than its factorization.

9661494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555.

The product of its digits is 46656, while the sum is 39.

The square root of 9661494 is about 3108.2943876023. The cubic root of 9661494 is about 212.9845478001.

The spelling of 9661494 in words is "nine million, six hundred sixty-one thousand, four hundred ninety-four".