16298990 has 8 divisors (see below), whose sum is σ = 29338200. Its totient is φ = 6519592.

The previous prime is 16298987. The next prime is 16298993. The reversal of 16298990 is 9989261.

It is an interprime number because it is at equal distance from previous prime (16298987) and next prime (16298993).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16298993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814940 + ... + 814959.

It is an arithmetic number, because the mean of its divisors is an integer number (3667275).

Almost surely, 2^16298990 is an apocalyptic number.

16298990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16298990 is a deficient number, since it is larger than the sum of its proper divisors (13039210).

16298990 is a wasteful number, since it uses less digits than its factorization.

16298990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629906.

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 16298990 is about 4037.2007629049. The cubic root of 16298990 is about 253.5441324091.

The spelling of 16298990 in words is "sixteen million, two hundred ninety-eight thousand, nine hundred ninety".