16226761 has 8 divisors (see below), whose sum is σ = 16470144. Its totient is φ = 15985200.

The previous prime is 16226737. The next prime is 16226773. The reversal of 16226761 is 16762261.

It is a happy number.

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 16226761 - 2⁵ = 16226729 is a prime.

It is a super-2 number, since 2×16226761² = 526615545102242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16226701) 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, 34816 + ... + 35278.

It is an arithmetic number, because the mean of its divisors is an integer number (2058768).

Almost surely, 2^16226761 is an apocalyptic number.

It is an amenable number.

16226761 is a deficient number, since it is larger than the sum of its proper divisors (243383).

16226761 is a wasteful number, since it uses less digits than its factorization.

16226761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911.

The product of its digits is 6048, while the sum is 31.

The square root of 16226761 is about 4028.2453996747. The cubic root of 16226761 is about 253.1690507291.

The spelling of 16226761 in words is "sixteen million, two hundred twenty-six thousand, seven hundred sixty-one".