7638099 has 8 divisors (see below), whose sum is σ = 11639040. Its totient is φ = 4364616.

The previous prime is 7638089. The next prime is 7638143. The reversal of 7638099 is 9908367.

It is a happy number.

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

It is not a de Polignac number, because 7638099 - 2¹¹ = 7636051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7638099.

It is not an unprimeable number, because it can be changed into a prime (7638089) 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 7 ways as a sum of consecutive naturals, for example, 181839 + ... + 181880.

It is an arithmetic number, because the mean of its divisors is an integer number (1454880).

Almost surely, 2^7638099 is an apocalyptic number.

7638099 is a deficient number, since it is larger than the sum of its proper divisors (4000941).

7638099 is a wasteful number, since it uses less digits than its factorization.

7638099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363729.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 7638099 is about 2763.7110919921. The cubic root of 7638099 is about 196.9375032586.

The spelling of 7638099 in words is "seven million, six hundred thirty-eight thousand, ninety-nine".