163353442 has 16 divisors (see below), whose sum is σ = 296507520. Its totient is φ = 65890368.

The previous prime is 163353439. The next prime is 163353451. The reversal of 163353442 is 244353361.

163353442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 342942 + ... + 343417.

It is an arithmetic number, because the mean of its divisors is an integer number (18531720).

Almost surely, 2^163353442 is an apocalyptic number.

163353442 is a deficient number, since it is larger than the sum of its proper divisors (133154078).

163353442 is a wasteful number, since it uses less digits than its factorization.

163353442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686385.

The product of its digits is 25920, while the sum is 31.

The square root of 163353442 is about 12780.9796964083. The cubic root of 163353442 is about 546.6500975710.

The spelling of 163353442 in words is "one hundred sixty-three million, three hundred fifty-three thousand, four hundred forty-two".