4240978215 has 8 divisors (see below), whose sum is σ = 6785565168. Its totient is φ = 2261855040.

The previous prime is 4240978207. The next prime is 4240978267. The reversal of 4240978215 is 5128790424.

4240978215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 4240978215 - 2³ = 4240978207 is a prime.

It is a super-3 number, since 3×4240978215³ (a number of 30 digits) contains 333 as substring.

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, 141365926 + ... + 141365955.

It is an arithmetic number, because the mean of its divisors is an integer number (848195646).

Almost surely, 2^4240978215 is an apocalyptic number.

4240978215 is a deficient number, since it is larger than the sum of its proper divisors (2544586953).

4240978215 is a wasteful number, since it uses less digits than its factorization.

4240978215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282731889.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 4240978215 is about 65122.7933599289. The cubic root of 4240978215 is about 1618.6589286232.

The spelling of 4240978215 in words is "four billion, two hundred forty million, nine hundred seventy-eight thousand, two hundred fifteen".