155050 has 24 divisors (see below), whose sum is σ = 330336. Its totient is φ = 53040.

The previous prime is 155047. The next prime is 155069. The reversal of 155050 is 50551.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129 + ... + 571.

It is an arithmetic number, because the mean of its divisors is an integer number (13764).

2¹⁵⁵⁰⁵⁰ is an apocalyptic number.

155050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155050 is an abundant number, since it is smaller than the sum of its proper divisors (175286).

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

155050 is a wasteful number, since it uses less digits than its factorization.

155050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 16.

The square root of 155050 is about 393.7638886439. The cubic root of 155050 is about 53.7226289342.

It can be divided in two parts, 1550 and 50, that added together give a square (1600 = 40²).

The spelling of 155050 in words is "one hundred fifty-five thousand, fifty".