160604640 has 384 divisors, whose sum is σ = 661893120. Its totient is φ = 35610624.

The previous prime is 160604621. The next prime is 160604641. The reversal of 160604640 is 46406061.

160604640 is a `hidden beast` number, since 16 + 0 + 6 + 0 + 4 + 640 = 666.

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 (160604641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1421224 + ... + 1421336.

It is an arithmetic number, because the mean of its divisors is an integer number (1723680).

Almost surely, 2^160604640 is an apocalyptic number.

160604640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 160604640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330946560).

160604640 is an abundant number, since it is smaller than the sum of its proper divisors (501288480).

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

160604640 is a wasteful number, since it uses less digits than its factorization.

160604640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 160604640 is about 12672.9885978012. The cubic root of 160604640 is about 543.5665159752.

The spelling of 160604640 in words is "one hundred sixty million, six hundred four thousand, six hundred forty".