152538 has 8 divisors (see below), whose sum is σ = 305088. Its totient is φ = 50844.

The previous prime is 152533. The next prime is 152539. The reversal of 152538 is 835251.

It is a sphenic number, since it is the product of 3 distinct primes.

152538 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (152531) 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, 12706 + ... + 12717.

It is an arithmetic number, because the mean of its divisors is an integer number (38136).

2¹⁵²⁵³⁸ is an apocalyptic number.

152538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

152538 is a wasteful number, since it uses less digits than its factorization.

152538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25428.

The product of its digits is 1200, while the sum is 24.

The square root of 152538 is about 390.5611347792. The cubic root of 152538 is about 53.4309237487.

Adding to 152538 its reverse (835251), we get a palindrome (987789).

The spelling of 152538 in words is "one hundred fifty-two thousand, five hundred thirty-eight".