155525234 has 16 divisors (see below), whose sum is σ = 239984640. Its totient is φ = 75561360.

The previous prime is 155525207. The next prime is 155525243. The reversal of 155525234 is 432525551.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 155525234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2447 + ... + 17805.

It is an arithmetic number, because the mean of its divisors is an integer number (14999040).

Almost surely, 2^155525234 is an apocalyptic number.

155525234 is a deficient number, since it is larger than the sum of its proper divisors (84459406).

155525234 is a wasteful number, since it uses less digits than its factorization.

155525234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15505.

The product of its digits is 30000, while the sum is 32.

The square root of 155525234 is about 12470.9756635157. The cubic root of 155525234 is about 537.7746023567.

The spelling of 155525234 in words is "one hundred fifty-five million, five hundred twenty-five thousand, two hundred thirty-four".