142332152 has 8 divisors (see below), whose sum is σ = 266872800. Its totient is φ = 71166072.

The previous prime is 142332137. The next prime is 142332161. The reversal of 142332152 is 251233241.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×142332152² = 40516882985902208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8895752 + ... + 8895767.

It is an arithmetic number, because the mean of its divisors is an integer number (33359100).

Almost surely, 2^142332152 is an apocalyptic number.

It is an amenable number.

142332152 is a deficient number, since it is larger than the sum of its proper divisors (124540648).

142332152 is a wasteful number, since it uses less digits than its factorization.

142332152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17791525 (or 17791521 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 142332152 is about 11930.3039357763. The cubic root of 142332152 is about 522.1168051858.

Adding to 142332152 its reverse (251233241), we get a palindrome (393565393).

The spelling of 142332152 in words is "one hundred forty-two million, three hundred thirty-two thousand, one hundred fifty-two".