10449216 has 56 divisors (see below), whose sum is σ = 30723840. Its totient is φ = 3482496.

The previous prime is 10449191. The next prime is 10449233. The reversal of 10449216 is 61294401.

10449216 is a `hidden beast` number, since 1 + 0 + 449 + 216 = 666.

It is a super-2 number, since 2×10449216² = 218372230029312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 10449216.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1296 + ... + 4751.

It is an arithmetic number, because the mean of its divisors is an integer number (548640).

Almost surely, 2^10449216 is an apocalyptic number.

10449216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10449216 is an abundant number, since it is smaller than the sum of its proper divisors (20274624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10449216 is an equidigital number, since it uses as much as digits as its factorization.

10449216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068 (or 6052 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 10449216 is about 3232.5247098824. The cubic root of 10449216 is about 218.6223553546.

The spelling of 10449216 in words is "ten million, four hundred forty-nine thousand, two hundred sixteen".