16011772 has 48 divisors (see below), whose sum is σ = 34191360. Its totient is φ = 6424176.

The previous prime is 16011769. The next prime is 16011791. The reversal of 16011772 is 27711061.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340653 + ... + 340699.

It is an arithmetic number, because the mean of its divisors is an integer number (712320).

Almost surely, 2^16011772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16011772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17095680).

16011772 is an abundant number, since it is smaller than the sum of its proper divisors (18179588).

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

16011772 is an equidigital number, since it uses as much as digits as its factorization.

16011772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 16011772 is about 4001.4712294355. The cubic root of 16011772 is about 252.0459939564.

The spelling of 16011772 in words is "sixteen million, eleven thousand, seven hundred seventy-two".