163746494 has 8 divisors (see below), whose sum is σ = 251331960. Its totient is φ = 79969176.

The previous prime is 163746493. The next prime is 163746511. The reversal of 163746494 is 494647361.

163746494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163746491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951929 + ... + 952100.

It is an arithmetic number, because the mean of its divisors is an integer number (31416495).

Almost surely, 2^163746494 is an apocalyptic number.

163746494 is a deficient number, since it is larger than the sum of its proper divisors (87585466).

163746494 is a wasteful number, since it uses less digits than its factorization.

163746494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904074.

The product of its digits is 435456, while the sum is 44.

The square root of 163746494 is about 12796.3469005806. The cubic root of 163746494 is about 547.0881861147.

The spelling of 163746494 in words is "one hundred sixty-three million, seven hundred forty-six thousand, four hundred ninety-four".