152320324 has 12 divisors (see below), whose sum is σ = 287065324. Its totient is φ = 70301664.

The previous prime is 152320303. The next prime is 152320349. The reversal of 152320324 is 423023251.

It can be written as a sum of positive squares in 2 ways, for example, as 38044224 + 114276100 = 6168^2 + 10690^2 .

It is a super-2 number, since 2×152320324² = 46402962206929952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 152320295 and 152320304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464567 + ... + 1464670.

Almost surely, 2^152320324 is an apocalyptic number.

It is an amenable number.

152320324 is a deficient number, since it is larger than the sum of its proper divisors (134745000).

152320324 is a wasteful number, since it uses less digits than its factorization.

152320324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929254 (or 2929252 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 152320324 is about 12341.8120225516. The cubic root of 152320324 is about 534.0549584100.

Adding to 152320324 its reverse (423023251), we get a palindrome (575343575).

The spelling of 152320324 in words is "one hundred fifty-two million, three hundred twenty thousand, three hundred twenty-four".