160294640 has 80 divisors (see below), whose sum is σ = 428008320. Its totient is φ = 55215360.

The previous prime is 160294633. The next prime is 160294657. The reversal of 160294640 is 46492061.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×160294640² = 51388743225459200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 160294597 and 160294606.

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, 11927 + ... + 21513.

It is an arithmetic number, because the mean of its divisors is an integer number (5350104).

Almost surely, 2^160294640 is an apocalyptic number.

160294640 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 160294640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214004160).

160294640 is an abundant number, since it is smaller than the sum of its proper divisors (267713680).

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

160294640 is a wasteful number, since it uses less digits than its factorization.

160294640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9630 (or 9624 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 160294640 is about 12660.7519523921. The cubic root of 160294640 is about 543.2165589769.

The spelling of 160294640 in words is "one hundred sixty million, two hundred ninety-four thousand, six hundred forty".