151320224 has 24 divisors (see below), whose sum is σ = 324995328. Its totient is φ = 68781760.

The previous prime is 151320193. The next prime is 151320233. The reversal of 151320224 is 422023151.

It is a junction number, because it is equal to n+sod(n) for n = 151320196 and 151320205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214592 + ... + 215295.

It is an arithmetic number, because the mean of its divisors is an integer number (13541472).

Almost surely, 2^151320224 is an apocalyptic number.

It is an amenable number.

151320224 is an abundant number, since it is smaller than the sum of its proper divisors (173675104).

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

151320224 is a wasteful number, since it uses less digits than its factorization.

151320224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429908 (or 429900 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 151320224 is about 12301.2285565304. The cubic root of 151320224 is about 532.8835638636.

Adding to 151320224 its reverse (422023151), we get a palindrome (573343375).

The spelling of 151320224 in words is "one hundred fifty-one million, three hundred twenty thousand, two hundred twenty-four".