16290115 has 8 divisors (see below), whose sum is σ = 19768320. Its totient is φ = 12885312.

The previous prime is 16290089. The next prime is 16290119. The reversal of 16290115 is 51109261.

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

It is a cyclic number.

It is not a de Polignac number, because 16290115 - 2²¹ = 14192963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16290115.

It is not an unprimeable number, because it can be changed into a prime (16290119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17859 + ... + 18748.

It is an arithmetic number, because the mean of its divisors is an integer number (2471040).

Almost surely, 2^16290115 is an apocalyptic number.

16290115 is a deficient number, since it is larger than the sum of its proper divisors (3478205).

16290115 is an equidigital number, since it uses as much as digits as its factorization.

16290115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36701.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 16290115 is about 4036.1014605681. The cubic root of 16290115 is about 253.4981047570.

Adding to 16290115 its reverse (51109261), we get a palindrome (67399376).

The spelling of 16290115 in words is "sixteen million, two hundred ninety thousand, one hundred fifteen".