16367998 has 8 divisors (see below), whose sum is σ = 24579360. Its totient is φ = 8174880.

The previous prime is 16367963. The next prime is 16368007. The reversal of 16367998 is 89976361.

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

It is a super-2 number, since 2×16367998² = 535822717056008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2038 + ... + 6073.

It is an arithmetic number, because the mean of its divisors is an integer number (3072420).

Almost surely, 2^16367998 is an apocalyptic number.

16367998 is a deficient number, since it is larger than the sum of its proper divisors (8211362).

16367998 is a wasteful number, since it uses less digits than its factorization.

16367998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9122.

The product of its digits is 489888, while the sum is 49.

The square root of 16367998 is about 4045.7382515432. The cubic root of 16367998 is about 253.9014539077.

The spelling of 16367998 in words is "sixteen million, three hundred sixty-seven thousand, nine hundred ninety-eight".