16256998 has 16 divisors (see below), whose sum is σ = 26943840. Its totient is φ = 7317376.

The previous prime is 16256987. The next prime is 16257001. The reversal of 16256998 is 89965261.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9613 + ... + 11176.

It is an arithmetic number, because the mean of its divisors is an integer number (1683990).

Almost surely, 2^16256998 is an apocalyptic number.

16256998 is a deficient number, since it is larger than the sum of its proper divisors (10686842).

16256998 is a wasteful number, since it uses less digits than its factorization.

16256998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20831.

The product of its digits is 233280, while the sum is 46.

The square root of 16256998 is about 4031.9967757924. The cubic root of 16256998 is about 253.3262051703.

The spelling of 16256998 in words is "sixteen million, two hundred fifty-six thousand, nine hundred ninety-eight".