161828022 has 16 divisors (see below), whose sum is σ = 323781120. Its totient is φ = 53921832.

The previous prime is 161828011. The next prime is 161828039. The reversal of 161828022 is 220828161.

161828022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 25879 + ... + 31517.

It is an arithmetic number, because the mean of its divisors is an integer number (20236320).

Almost surely, 2^161828022 is an apocalyptic number.

161828022 is an abundant number, since it is smaller than the sum of its proper divisors (161953098).

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

161828022 is a wasteful number, since it uses less digits than its factorization.

161828022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10427.

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 161828022 is about 12721.1643335034. The cubic root of 161828022 is about 544.9432053714.

The spelling of 161828022 in words is "one hundred sixty-one million, eight hundred twenty-eight thousand, twenty-two".