7639413 has 8 divisors (see below), whose sum is σ = 10214688. Its totient is φ = 5078544.

The previous prime is 7639399. The next prime is 7639417. The reversal of 7639413 is 3149367.

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

It is not a de Polignac number, because 7639413 - 2⁴ = 7639397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7639417) 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, 2295 + ... + 4532.

It is an arithmetic number, because the mean of its divisors is an integer number (1276836).

Almost surely, 2^7639413 is an apocalyptic number.

It is an amenable number.

7639413 is a deficient number, since it is larger than the sum of its proper divisors (2575275).

7639413 is a wasteful number, since it uses less digits than its factorization.

7639413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7203.

The product of its digits is 13608, while the sum is 33.

The square root of 7639413 is about 2763.9488056040. The cubic root of 7639413 is about 196.9487958172.

The spelling of 7639413 in words is "seven million, six hundred thirty-nine thousand, four hundred thirteen".