16470225 has 36 divisors (see below), whose sum is σ = 29944512. Its totient is φ = 8652000.

The previous prime is 16470211. The next prime is 16470239. The reversal of 16470225 is 52207461.

It is an interprime number because it is at equal distance from previous prime (16470211) and next prime (16470239).

It is not a de Polignac number, because 16470225 - 2⁵ = 16470193 is a prime.

It is an unprimeable number.

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 in 35 ways as a sum of consecutive naturals, for example, 15460 + ... + 16490.

It is an arithmetic number, because the mean of its divisors is an integer number (831792).

Almost surely, 2^16470225 is an apocalyptic number.

16470225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16470225 is a deficient number, since it is larger than the sum of its proper divisors (13474287).

16470225 is a wasteful number, since it uses less digits than its factorization.

16470225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 16470225 is about 4058.3524982436. The cubic root of 16470225 is about 254.4289412458.

Adding to 16470225 its reverse (52207461), we get a palindrome (68677686).

The spelling of 16470225 in words is "sixteen million, four hundred seventy thousand, two hundred twenty-five".