161763364 has 24 divisors (see below), whose sum is σ = 342558720. Its totient is φ = 65248896.

The previous prime is 161763337. The next prime is 161763379. The reversal of 161763364 is 463367161.

It is a happy 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, 169444 + ... + 170395.

It is an arithmetic number, because the mean of its divisors is an integer number (14273280).

Almost surely, 2^161763364 is an apocalyptic number.

161763364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

161763364 is an abundant number, since it is smaller than the sum of its proper divisors (180795356).

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

161763364 is a wasteful number, since it uses less digits than its factorization.

161763364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339867 (or 339865 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 161763364 is about 12718.6227241789. The cubic root of 161763364 is about 544.8706187841.

The spelling of 161763364 in words is "one hundred sixty-one million, seven hundred sixty-three thousand, three hundred sixty-four".