7344638 has 16 divisors (see below), whose sum is σ = 12708960. Its totient is φ = 3118176.

The previous prime is 7344637. The next prime is 7344647. The reversal of 7344638 is 8364437.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 7344598 and 7344607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7344637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881 + ... + 3932.

It is an arithmetic number, because the mean of its divisors is an integer number (794310).

Almost surely, 2^7344638 is an apocalyptic number.

7344638 is a deficient number, since it is larger than the sum of its proper divisors (5364322).

7344638 is a wasteful number, since it uses less digits than its factorization.

7344638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4931.

The product of its digits is 48384, while the sum is 35.

The square root of 7344638 is about 2710.0992601748. The cubic root of 7344638 is about 194.3823366509.

The spelling of 7344638 in words is "seven million, three hundred forty-four thousand, six hundred thirty-eight".