152224142 has 32 divisors (see below), whose sum is σ = 271848960. Its totient is φ = 62566560.

The previous prime is 152224139. The next prime is 152224147. The reversal of 152224142 is 241422251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152224147) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 34709 + ... + 38847.

It is an arithmetic number, because the mean of its divisors is an integer number (8495280).

Almost surely, 2^152224142 is an apocalyptic number.

152224142 is a deficient number, since it is larger than the sum of its proper divisors (119624818).

152224142 is a wasteful number, since it uses less digits than its factorization.

152224142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4256.

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

The square root of 152224142 is about 12337.9148157215. The cubic root of 152224142 is about 533.9425258553.

Adding to 152224142 its reverse (241422251), we get a palindrome (393646393).

The spelling of 152224142 in words is "one hundred fifty-two million, two hundred twenty-four thousand, one hundred forty-two".