155032532 has 12 divisors (see below), whose sum is σ = 271464480. Its totient is φ = 77471256.

The previous prime is 155032531. The next prime is 155032541. The reversal of 155032532 is 235230551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155032531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2798 + ... + 17829.

It is an arithmetic number, because the mean of its divisors is an integer number (22622040).

Almost surely, 2^155032532 is an apocalyptic number.

It is an amenable number.

155032532 is a deficient number, since it is larger than the sum of its proper divisors (116431948).

155032532 is a wasteful number, since it uses less digits than its factorization.

155032532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22510 (or 22508 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 155032532 is about 12451.2060460021. The cubic root of 155032532 is about 537.2061138694.

The spelling of 155032532 in words is "one hundred fifty-five million, thirty-two thousand, five hundred thirty-two".