9649442 has 8 divisors (see below), whose sum is σ = 15790032. Its totient is φ = 4386100.

The previous prime is 9649417. The next prime is 9649447. The reversal of 9649442 is 2449469.

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

It is a super-2 number, since 2×9649442² = 186223461822728, which contains 22 as substring.

It is a d-powerful number, because it can be written as 9⁷ + 6⁴ + 4⁴ + 9⁷ + 4⁷ + 4⁸ + 2⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 9649396 and 9649405.

It is not an unprimeable number, because it can be changed into a prime (9649447) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 219284 + ... + 219327.

It is an arithmetic number, because the mean of its divisors is an integer number (1973754).

Almost surely, 2^9649442 is an apocalyptic number.

9649442 is a deficient number, since it is larger than the sum of its proper divisors (6140590).

9649442 is a wasteful number, since it uses less digits than its factorization.

9649442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438624.

The product of its digits is 62208, while the sum is 38.

The square root of 9649442 is about 3106.3550988256. The cubic root of 9649442 is about 212.8959501207.

The spelling of 9649442 in words is "nine million, six hundred forty-nine thousand, four hundred forty-two".