6138455 has 8 divisors (see below), whose sum is σ = 7390032. Its totient is φ = 4894848.

The previous prime is 6138449. The next prime is 6138467. The reversal of 6138455 is 5548316.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6138455 - 2⁴ = 6138439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137 + ... + 3506.

It is an arithmetic number, because the mean of its divisors is an integer number (923754).

Almost surely, 2^6138455 is an apocalyptic number.

6138455 is a deficient number, since it is larger than the sum of its proper divisors (1251577).

6138455 is a wasteful number, since it uses less digits than its factorization.

6138455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3985.

The product of its digits is 14400, while the sum is 32.

The square root of 6138455 is about 2477.5905634305. The cubic root of 6138455 is about 183.0991629147.

The spelling of 6138455 in words is "six million, one hundred thirty-eight thousand, four hundred fifty-five".