424040115 has 16 divisors (see below), whose sum is σ = 679304448. Its totient is φ = 225874656.

The previous prime is 424040087. The next prime is 424040131. The reversal of 424040115 is 511040424.

It is a happy number.

It is not a de Polignac number, because 424040115 - 2¹⁷ = 423909043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424040091 and 424040100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4687 + ... + 29496.

It is an arithmetic number, because the mean of its divisors is an integer number (42456528).

Almost surely, 2^424040115 is an apocalyptic number.

424040115 is a deficient number, since it is larger than the sum of its proper divisors (255264333).

424040115 is a wasteful number, since it uses less digits than its factorization.

424040115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35018.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 424040115 is about 20592.2343372447. The cubic root of 424040115 is about 751.2808424560.

Adding to 424040115 its reverse (511040424), we get a palindrome (935080539).

The spelling of 424040115 in words is "four hundred twenty-four million, forty thousand, one hundred fifteen".