16290788 has 6 divisors (see below), whose sum is σ = 28508886. Its totient is φ = 8145392.

The previous prime is 16290787. The next prime is 16290793. The reversal of 16290788 is 88709261.

It can be written as a sum of positive squares in only one way, i.e., 12096484 + 4194304 = 3478^2 + 2048^2 .

It is not an unprimeable number, because it can be changed into a prime (16290787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2036345 + ... + 2036352.

It is an arithmetic number, because the mean of its divisors is an integer number (4751481).

Almost surely, 2^16290788 is an apocalyptic number.

It is an amenable number.

16290788 is a deficient number, since it is larger than the sum of its proper divisors (12218098).

16290788 is a wasteful number, since it uses less digits than its factorization.

16290788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4072701 (or 4072699 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 16290788 is about 4036.1848322395. The cubic root of 16290788 is about 253.5015956650.

The spelling of 16290788 in words is "sixteen million, two hundred ninety thousand, seven hundred eighty-eight".