155153226 has 16 divisors (see below), whose sum is σ = 313320384. Its totient is φ = 51215424.

The previous prime is 155153197. The next prime is 155153227. The reversal of 155153226 is 622351551.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 155153193 and 155153202.

It is not an unprimeable number, because it can be changed into a prime (155153227) 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, 124911 + ... + 126146.

It is an arithmetic number, because the mean of its divisors is an integer number (19582524).

Almost surely, 2^155153226 is an apocalyptic number.

155153226 is an abundant number, since it is smaller than the sum of its proper divisors (158167158).

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

155153226 is a wasteful number, since it uses less digits than its factorization.

155153226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251165.

The product of its digits is 9000, while the sum is 30.

The square root of 155153226 is about 12456.0517821660. The cubic root of 155153226 is about 537.3454840512.

The spelling of 155153226 in words is "one hundred fifty-five million, one hundred fifty-three thousand, two hundred twenty-six".