6215455234 has 8 divisors (see below), whose sum is σ = 9327503628. Its totient is φ = 3106287360.

The previous prime is 6215455223. The next prime is 6215455243. The reversal of 6215455234 is 4325545126.

It can be written as a sum of positive squares in 2 ways, for example, as 5999277025 + 216178209 = 77455^2 + 14703^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 6215455193 and 6215455202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714727 + ... + 723370.

Almost surely, 2^6215455234 is an apocalyptic number.

6215455234 is a deficient number, since it is larger than the sum of its proper divisors (3112048394).

6215455234 is a wasteful number, since it uses less digits than its factorization.

6215455234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440260.

The product of its digits is 144000, while the sum is 37.

The square root of 6215455234 is about 78838.1584894016. The cubic root of 6215455234 is about 1838.6157706986.

The spelling of 6215455234 in words is "six billion, two hundred fifteen million, four hundred fifty-five thousand, two hundred thirty-four".