156422106 has 12 divisors (see below), whose sum is σ = 338914602. Its totient is φ = 52140696.

The previous prime is 156422099. The next prime is 156422111. The reversal of 156422106 is 601224651.

156422106 is a `hidden beast` number, since 1 + 5 + 642 + 2 + 10 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 143784081 + 12638025 = 11991^2 + 3555^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 156422106.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4345041 + ... + 4345076.

Almost surely, 2^156422106 is an apocalyptic number.

156422106 is an abundant number, since it is smaller than the sum of its proper divisors (182492496).

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

156422106 is a wasteful number, since it uses less digits than its factorization.

156422106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8690125 (or 8690122 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 156422106 is about 12506.8823453329. The cubic root of 156422106 is about 538.8063552176.

Adding to 156422106 its reverse (601224651), we get a palindrome (757646757).

The spelling of 156422106 in words is "one hundred fifty-six million, four hundred twenty-two thousand, one hundred six".