160657340 has 48 divisors (see below), whose sum is σ = 343429632. Its totient is φ = 63122496.

The previous prime is 160657337. The next prime is 160657349. The reversal of 160657340 is 43756061.

It is a junction number, because it is equal to n+sod(n) for n = 160657297 and 160657306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160657349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343787 + ... + 344253.

It is an arithmetic number, because the mean of its divisors is an integer number (7154784).

Almost surely, 2^160657340 is an apocalyptic number.

160657340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

160657340 is an abundant number, since it is smaller than the sum of its proper divisors (182772292).

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

160657340 is a wasteful number, since it uses less digits than its factorization.

160657340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746 (or 744 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 160657340 is about 12675.0676526794. The cubic root of 160657340 is about 543.6259638690.

The spelling of 160657340 in words is "one hundred sixty million, six hundred fifty-seven thousand, three hundred forty".