155114222 has 16 divisors (see below), whose sum is σ = 247791312. Its totient is φ = 72570240.

The previous prime is 155114203. The next prime is 155114227. The reversal of 155114222 is 222411551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155114227) 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, 7304 + ... + 19067.

It is an arithmetic number, because the mean of its divisors is an integer number (15486957).

Almost surely, 2^155114222 is an apocalyptic number.

155114222 is a deficient number, since it is larger than the sum of its proper divisors (92677090).

155114222 is a wasteful number, since it uses less digits than its factorization.

155114222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26563.

The product of its digits is 800, while the sum is 23.

The square root of 155114222 is about 12454.4860191017. The cubic root of 155114222 is about 537.3004524818.

Adding to 155114222 its reverse (222411551), we get a palindrome (377525773).

The spelling of 155114222 in words is "one hundred fifty-five million, one hundred fourteen thousand, two hundred twenty-two".