163057340 has 24 divisors (see below), whose sum is σ = 343144032. Its totient is φ = 65085120.

The previous prime is 163057339. The next prime is 163057397. The reversal of 163057340 is 43750361.

163057340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×163057340² = 53175392255751200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1370 + ... + 18110.

It is an arithmetic number, because the mean of its divisors is an integer number (14297668).

Almost surely, 2^163057340 is an apocalyptic number.

163057340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163057340 is an abundant number, since it is smaller than the sum of its proper divisors (180086692).

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

163057340 is a wasteful number, since it uses less digits than its factorization.

163057340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17237 (or 17235 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 163057340 is about 12769.3907450591. The cubic root of 163057340 is about 546.3196033889.

The spelling of 163057340 in words is "one hundred sixty-three million, fifty-seven thousand, three hundred forty".