609216115 has 8 divisors (see below), whose sum is σ = 746614080. Its totient is φ = 477003072.

The previous prime is 609216073. The next prime is 609216119. The reversal of 609216115 is 511612906.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-609216115 is a prime.

It is a super-2 number, since 2×609216115² = 742288549551386450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (609216119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295970 + ... + 1296439.

It is an arithmetic number, because the mean of its divisors is an integer number (93326760).

Almost surely, 2^609216115 is an apocalyptic number.

609216115 is a deficient number, since it is larger than the sum of its proper divisors (137397965).

609216115 is a wasteful number, since it uses less digits than its factorization.

609216115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2592461.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 609216115 is about 24682.3036809776. The cubic root of 609216115 is about 847.7291705702.

The spelling of 609216115 in words is "six hundred nine million, two hundred sixteen thousand, one hundred fifteen".