16464227 has 8 divisors (see below), whose sum is σ = 18143664. Its totient is φ = 14843808.

The previous prime is 16464187. The next prime is 16464229. The reversal of 16464227 is 72246461.

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

It is a cyclic number.

It is not a de Polignac number, because 16464227 - 2⁶ = 16464163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16464193 and 16464202.

It is not an unprimeable number, because it can be changed into a prime (16464229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14168 + ... + 15285.

It is an arithmetic number, because the mean of its divisors is an integer number (2267958).

Almost surely, 2^16464227 is an apocalyptic number.

16464227 is a deficient number, since it is larger than the sum of its proper divisors (1679437).

16464227 is a wasteful number, since it uses less digits than its factorization.

16464227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29509.

The product of its digits is 16128, while the sum is 32.

The square root of 16464227 is about 4057.6134611370. The cubic root of 16464227 is about 254.3980521702.

The spelling of 16464227 in words is "sixteen million, four hundred sixty-four thousand, two hundred twenty-seven".