16761006 has 40 divisors (see below), whose sum is σ = 37853640. Its totient is φ = 5542992.

The previous prime is 16761001. The next prime is 16761007. The reversal of 16761006 is 60016761.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16761001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25105 + ... + 25763.

It is an arithmetic number, because the mean of its divisors is an integer number (946341).

Almost surely, 2^16761006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16761006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18926820).

16761006 is an abundant number, since it is smaller than the sum of its proper divisors (21092634).

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

16761006 is a wasteful number, since it uses less digits than its factorization.

16761006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 16761006 is about 4094.0207620382. The cubic root of 16761006 is about 255.9175251086.

Adding to 16761006 its reverse (60016761), we get a palindrome (76777767).

The spelling of 16761006 in words is "sixteen million, seven hundred sixty-one thousand, six".