16064694 has 48 divisors (see below), whose sum is σ = 37672128. Its totient is φ = 4928256.

The previous prime is 16064693. The next prime is 16064701. The reversal of 16064694 is 49646061.

16064694 is a `hidden beast` number, since 1 + 6 + 0 + 646 + 9 + 4 = 666.

16064694 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16064693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13824 + ... + 14940.

It is an arithmetic number, because the mean of its divisors is an integer number (784836).

Almost surely, 2^16064694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16064694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18836064).

16064694 is an abundant number, since it is smaller than the sum of its proper divisors (21607434).

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

16064694 is a wasteful number, since it uses less digits than its factorization.

16064694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189 (or 1186 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 16064694 is about 4008.0785920438. The cubic root of 16064694 is about 252.3233754828.

The spelling of 16064694 in words is "sixteen million, sixty-four thousand, six hundred ninety-four".