142550332 has 24 divisors (see below), whose sum is σ = 256432176. Its totient is φ = 69299328.

The previous prime is 142550329. The next prime is 142550333. The reversal of 142550332 is 233055241.

It is a junction number, because it is equal to n+sod(n) for n = 142550297 and 142550306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142550333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38298 + ... + 41854.

It is an arithmetic number, because the mean of its divisors is an integer number (10684674).

Almost surely, 2^142550332 is an apocalyptic number.

It is an amenable number.

142550332 is a deficient number, since it is larger than the sum of its proper divisors (113881844).

142550332 is a wasteful number, since it uses less digits than its factorization.

142550332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3837 (or 3835 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 142550332 is about 11939.4443756818. Note that the first 3 decimals coincide. The cubic root of 142550332 is about 522.3834520999.

The spelling of 142550332 in words is "one hundred forty-two million, five hundred fifty thousand, three hundred thirty-two".