163085470 has 8 divisors (see below), whose sum is σ = 293553864. Its totient is φ = 65234184.

The previous prime is 163085459. The next prime is 163085563. The reversal of 163085470 is 74580361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8154264 + ... + 8154283.

It is an arithmetic number, because the mean of its divisors is an integer number (36694233).

Almost surely, 2^163085470 is an apocalyptic number.

163085470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163085470 is a deficient number, since it is larger than the sum of its proper divisors (130468394).

163085470 is a wasteful number, since it uses less digits than its factorization.

163085470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16308554.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 163085470 is about 12770.4921596624. The cubic root of 163085470 is about 546.3510178733.

The spelling of 163085470 in words is "one hundred sixty-three million, eighty-five thousand, four hundred seventy".