155922 has 16 divisors (see below), whose sum is σ = 336000. Its totient is φ = 47952.

The previous prime is 155921. The next prime is 156007. The reversal of 155922 is 229551.

It is a junction number, because it is equal to n+sod(n) for n = 155892 and 155901.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 155922.

It is not an unprimeable number, because it can be changed into a prime (155921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922 + ... + 1077.

It is an arithmetic number, because the mean of its divisors is an integer number (21000).

2¹⁵⁵⁹²² is an apocalyptic number.

155922 is an abundant number, since it is smaller than the sum of its proper divisors (180078).

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

155922 is a wasteful number, since it uses less digits than its factorization.

155922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017.

The product of its digits is 900, while the sum is 24.

The square root of 155922 is about 394.8695987285. The cubic root of 155922 is about 53.8231526041.

The spelling of 155922 in words is "one hundred fifty-five thousand, nine hundred twenty-two".