155035552 has 48 divisors (see below), whose sum is σ = 350481600. Its totient is φ = 66129408.

The previous prime is 155035501. The next prime is 155035553. The reversal of 155035552 is 255530551.

It is a happy number.

155035552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (155035553) 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, 49324 + ... + 52372.

It is an arithmetic number, because the mean of its divisors is an integer number (7301700).

Almost surely, 2^155035552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155035552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175240800).

155035552 is an abundant number, since it is smaller than the sum of its proper divisors (195446048).

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

155035552 is a wasteful number, since it uses less digits than its factorization.

155035552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3293 (or 3285 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 155035552 is about 12451.3273188042. The cubic root of 155035552 is about 537.2096020662.

The spelling of 155035552 in words is "one hundred fifty-five million, thirty-five thousand, five hundred fifty-two".