9491642 has 16 divisors (see below), whose sum is σ = 15206400. Its totient is φ = 4433520.

The previous prime is 9491633. The next prime is 9491681. The reversal of 9491642 is 2461949.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842 + ... + 4437.

It is an arithmetic number, because the mean of its divisors is an integer number (950400).

Almost surely, 2^9491642 is an apocalyptic number.

9491642 is a deficient number, since it is larger than the sum of its proper divisors (5714758).

9491642 is a wasteful number, since it uses less digits than its factorization.

9491642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5341.

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

The square root of 9491642 is about 3080.8508565005. The cubic root of 9491642 is about 211.7290504391.

The spelling of 9491642 in words is "nine million, four hundred ninety-one thousand, six hundred forty-two".