151242422 has 16 divisors (see below), whose sum is σ = 230649120. Its totient is φ = 74365632.

The previous prime is 151242407. The next prime is 151242433. The reversal of 151242422 is 224242151.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55463 + ... + 58125.

It is an arithmetic number, because the mean of its divisors is an integer number (14415570).

Almost surely, 2^151242422 is an apocalyptic number.

151242422 is a deficient number, since it is larger than the sum of its proper divisors (79406698).

151242422 is a wasteful number, since it uses less digits than its factorization.

151242422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127.

The product of its digits is 1280, while the sum is 23.

The square root of 151242422 is about 12298.0657828782. The cubic root of 151242422 is about 532.7922200157.

Adding to 151242422 its reverse (224242151), we get a palindrome (375484573).

It can be divided in two parts, 1512 and 42422, that added together give a palindrome (43934).

The spelling of 151242422 in words is "one hundred fifty-one million, two hundred forty-two thousand, four hundred twenty-two".