155226162 has 96 divisors (see below), whose sum is σ = 404766720. Its totient is φ = 38750400.

The previous prime is 155226161. The next prime is 155226187. The reversal of 155226162 is 261622551.

It is a super-2 number, since 2×155226162² = 48190322738500488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (155226161) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 134287 + ... + 135437.

It is an arithmetic number, because the mean of its divisors is an integer number (4216320).

Almost surely, 2^155226162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155226162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202383360).

155226162 is an abundant number, since it is smaller than the sum of its proper divisors (249540558).

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

155226162 is a wasteful number, since it uses less digits than its factorization.

155226162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208 (or 1195 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 155226162 is about 12458.9791716657. The cubic root of 155226162 is about 537.4296711300.

The spelling of 155226162 in words is "one hundred fifty-five million, two hundred twenty-six thousand, one hundred sixty-two".