163267494 has 64 divisors (see below), whose sum is σ = 379330560. Its totient is φ = 46414080.

The previous prime is 163267487. The next prime is 163267499. The reversal of 163267494 is 494762361.

163267494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163267499) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59419 + ... + 62105.

It is an arithmetic number, because the mean of its divisors is an integer number (5927040).

Almost surely, 2^163267494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163267494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189665280).

163267494 is an abundant number, since it is smaller than the sum of its proper divisors (216063066).

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

163267494 is a wasteful number, since it uses less digits than its factorization.

163267494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765.

The product of its digits is 217728, while the sum is 42.

The square root of 163267494 is about 12777.6169139633. The cubic root of 163267494 is about 546.5542078967.

The spelling of 163267494 in words is "one hundred sixty-three million, two hundred sixty-seven thousand, four hundred ninety-four".