152532423 has 32 divisors (see below), whose sum is σ = 232888320. Its totient is φ = 98608320.

The previous prime is 152532421. The next prime is 152532439. The reversal of 152532423 is 324235251.

It is a happy number.

It is not a de Polignac number, because 152532423 - 2¹ = 152532421 is a prime.

It is a super-2 number, since 2×152532423² = 46532280132501858, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152532421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250986 + ... + 251592.

It is an arithmetic number, because the mean of its divisors is an integer number (7277760).

Almost surely, 2^152532423 is an apocalyptic number.

152532423 is a deficient number, since it is larger than the sum of its proper divisors (80355897).

152532423 is a wasteful number, since it uses less digits than its factorization.

152532423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884 (or 878 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 152532423 is about 12350.4017343567. The cubic root of 152532423 is about 534.3027257132.

Adding to 152532423 its reverse (324235251), we get a palindrome (476767674).

The spelling of 152532423 in words is "one hundred fifty-two million, five hundred thirty-two thousand, four hundred twenty-three".