7638016 has 22 divisors (see below), whose sum is σ = 15270620. Its totient is φ = 3818496.

The previous prime is 7638011. The next prime is 7638023. The reversal of 7638016 is 6108367.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7638011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2706 + ... + 4753.

Almost surely, 2^7638016 is an apocalyptic number.

It is an amenable number.

7638016 is a deficient number, since it is larger than the sum of its proper divisors (7632604).

7638016 is an equidigital number, since it uses as much as digits as its factorization.

7638016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7479 (or 7461 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 7638016 is about 2763.6960759099. The cubic root of 7638016 is about 196.9367899104.

The spelling of 7638016 in words is "seven million, six hundred thirty-eight thousand, sixteen".