6235155421 has 8 divisors (see below), whose sum is σ = 6803233344. Its totient is φ = 5667285120.

The previous prime is 6235155419. The next prime is 6235155473. The reversal of 6235155421 is 1245515326.

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 6235155421 - 2¹ = 6235155419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6235155821) 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, 14605 + ... + 112621.

It is an arithmetic number, because the mean of its divisors is an integer number (850404168).

Almost surely, 2^6235155421 is an apocalyptic number.

It is an amenable number.

6235155421 is a deficient number, since it is larger than the sum of its proper divisors (568077923).

6235155421 is a wasteful number, since it uses less digits than its factorization.

6235155421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103811.

The product of its digits is 36000, while the sum is 34.

The square root of 6235155421 is about 78963.0003292681. Note that the first 3 decimals coincide. The cubic root of 6235155421 is about 1840.5562492977.

The spelling of 6235155421 in words is "six billion, two hundred thirty-five million, one hundred fifty-five thousand, four hundred twenty-one".