16466461 has 16 divisors (see below), whose sum is σ = 19051200. Its totient is φ = 14089600.

The previous prime is 16466449. The next prime is 16466467.

16466461 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 16466461 - 2⁹ = 16465949 is a prime.

It is a super-2 number, since 2×16466461² = 542288675729042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16466467) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12450 + ... + 13708.

It is an arithmetic number, because the mean of its divisors is an integer number (1190700).

Almost surely, 2^16466461 is an apocalyptic number.

16466461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16466461 is a deficient number, since it is larger than the sum of its proper divisors (2584739).

16466461 is a wasteful number, since it uses less digits than its factorization.

16466461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340.

The product of its digits is 20736, while the sum is 34.

The square root of 16466461 is about 4057.8887367694. Note that the first 3 decimals coincide. The cubic root of 16466461 is about 254.4095579142.

The spelling of 16466461 in words is "sixteen million, four hundred sixty-six thousand, four hundred sixty-one".