423215115 has 8 divisors (see below), whose sum is σ = 677144208. Its totient is φ = 225714720.

The previous prime is 423215113. The next prime is 423215137. The reversal of 423215115 is 511512324.

It is a happy number.

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

It is not a de Polignac number, because 423215115 - 2¹ = 423215113 is a prime.

It is a super-2 number, since 2×423215115² = 358222067128926450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423215113) 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, 14107156 + ... + 14107185.

It is an arithmetic number, because the mean of its divisors is an integer number (84643026).

Almost surely, 2^423215115 is an apocalyptic number.

423215115 is a deficient number, since it is larger than the sum of its proper divisors (253929093).

423215115 is a wasteful number, since it uses less digits than its factorization.

423215115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28214349.

The product of its digits is 1200, while the sum is 24.

The square root of 423215115 is about 20572.1927611035. The cubic root of 423215115 is about 750.7933028206.

Adding to 423215115 its reverse (511512324), we get a palindrome (934727439).

The spelling of 423215115 in words is "four hundred twenty-three million, two hundred fifteen thousand, one hundred fifteen".